Kefficient

Air Duct Cleaning is a service that removes dust, dirt, and debris from the ductwork of your HVAC system, using brushes and vacuums. It involves inspecting, cleaning, and sanitizing the ducts to improve airflow and indoor air quality.

Attic Insulation is adding insulating material to your attic to keep heat in during winter and out during summer, reducing drafts and energy bills. It involves assessing the attic, choosing the right insulation, and safely installing it between joists and/or on the attic floor.

An Attic Insulation Contractor helps improve a home’s comfort and energy efficiency by inspecting attic spaces, choosing the right insulation material, and installing it to reduce heat loss or gain.

Basement & Crawl Space Repair fixes damp, damaged, or sagging basements and crawl spaces, sealing leaks, installing vapor barriers, insulation, drainage, and structural supports to prevent mold, water intrusion, and foundation problems.

A Basement Dehumidifier is a device that removes excess moisture from basement air to prevent dampness, mold, and odors. It plugs in, runs automatically or on a timer, and collects water in a tray or hose outlet as it dries the space.

Stop water at the source. Our basement leak sealing services protect your home from moisture damage, mold, and foundation issues. Fast, reliable solutions backed by warranty.

A Basement Sump Pump is a device installed in a basement to remove excess water and prevent flooding. It sits in a sump pit, powers on when water rises, and pumps it outside or to a drainage area, often with a backup power option for emergencies.

Basement Wall Repair fixes cracks, bowing, or leaks in basement walls using methods like sealing, reinforcements, or wall stabilization to keep your basement dry and structurally sound.

Protect your basement from flooding and dampness. Kefficient provides long-term waterproofing solutions customized for Virginia homes. Call today for a free quote.

Basement Waterproofing & Foundation Repair helps keep your basement dry and stable by fixing leaks, sealing walls, and repairing cracks or shifting foundations to prevent water damage and structural problems.

Basement Waterproofing Crawl Space Repair is a service that fixes moisture problems in basements and crawl spaces. It involves sealing walls and floors, installing drainage, vapor barriers, sump pumps, and insulation to prevent water, mold, and structural damage.

Basement Waterproofing Problem is a service that identifies and fixes water leaks and dampness in basement spaces, sealing walls and floors, repairing cracks, installing drainage and moisture barriers, and improving drainage to keep basements dry.

We offer full-service basement waterproofing, including interior and exterior drainage, sump pumps, and vapor barriers. Keep your home dry year-round.

Basement waterproofing is the process of keeping your basement dry by fixing leaks, sealing walls and floors, and installing drainage or sump systems to prevent water from seeping in and causing damp, mold, or damage.

Blown-In Insulation is loose-fill material blown into walls or attics to seal gaps and reduce heat loss, using a machine to distribute fibers like cellulose or fiberglass for better energy efficiency and comfort in homes.

Bowing Wall is a service that helps you design and install decorative or structural curved wall panels, guiding layout, materials, and labor to create an arched, bowed wall feature for homes or commercial spaces.

Seal cracks before they widen or let in water. Our foundation and wall crack repair solutions are fast, durable, and designed to prevent future damage.

Don’t ignore cracked basement walls. We offer expert crack repair to restore structural integrity and prevent water infiltration. Schedule an inspection today.

Cracked Foundation Repair is a service that fixes cracks and damage in a building’s foundation to restore stability and prevent further settling, often involving assessment, stabilization, crack sealing, underpinning, and concrete or epoxy repair.

Cracking Walls is a service that helps identify and fix structural or security flaws in buildings by testing weaknesses, providing clear findings, and guiding safe repairs to improve strength and safety.

Crawl Space Dehumidifier Installation is fitting a moisture-fighting machine in a crawl space to reduce humidity, prevent mold, and protect wood. It involves selecting a unit, placing it properly, routing drainage, and wiring for safe operation.

Crawl Space Door is a service that installs or repairs the access door to a crawl space, making it safe, airtight, and easy to open. It covers sizing, weatherproofing, hinge or latch installation, and ensuring proper clearance and moisture control.

Crawl Space Encapsulation is a process that seals and protects your crawl space from moisture, mold, and odors. It involves sealing vents, installing vapor barriers, insulation, and a dehumidification or air management system to keep the area dry and healthy.

Crawl space insulation involves adding insulating material to the crawl space under a home to reduce warm or cool air loss, prevent moisture problems, and improve energy efficiency. It typically includes sealing vents, installing vapor barriers, and insulating walls or floors.

Crawl Space Issues helps diagnose and fix problems under your home, like moisture, mold, pests, and bad ventilation. We inspect the crawl space, identify causes, recommend solutions, and restore safety, dryness, and air quality.

Crawl Space Mold Treatment is a service that removes and cleans mold from your crawl space, dries damp areas, and uses mold-killing products to protect air quality and prevent future growth.

Crawl Space Problems is a service that detects issues under your home like dampness, mold, pests, and poor ventilation, and provides fixes such as sealing, insulation, vapor barriers, and drainage improvements to keep the space dry and healthy.

Crawl Space Repair & Encapsulation fixes moisture and damage under your home. It involves inspecting for leaks, mold, and wood rot, sealing gaps, installing vapor barriers, insulation, and sometimes vents or dehumidifiers to prevent future problems.

Crawl Space Repair Problem is a service that fixes moisture, mold, and structural damage under a home by sealing, waterproofing, and underpinning the crawl space to prevent issues and protect the living space above.

Crawl Space Repairs is a service to fix and seal the area under a house, stopping moisture, pests, and mold. It includes inspecting for leaks, repairing framing, installing vapor barriers, insulation, and proper drainage to keep the space dry and stable.

Crawl Space Solutions is a service that fixes and waterproofs crawl spaces under homes to prevent moisture, mold, and pests, often including sealing, insulation, drainage, and support repairs to create a dry, healthy, energy-efficient space.

Crawl Space Vapor Barrier Installation involves covering the crawl space floor with a durable plastic sheet to block moisture from seeping up. It includes cleaning, sealing seams, and sometimes taping edges to keep humidity out and prevent mold and odors.

Crawl Space Vents are openings that allow air to circulate under a building, helping reduce moisture and prevent mold. The service involves inspecting, cleaning, and sometimes installing or reinforcing vents to ensure proper airflow and ventilation.

Crawl Space Water is a service that inspects, removes, and dries water from crawl spaces to prevent mold, structural damage, and odors, using pumps, dehumidifiers, and moisture monitoring to restore a safe, dry area.

Crawl Space Waterproofing protects the area under your home from water, moisture, and mold. It involves sealing cracks, installing vapor barriers, improving drainage, and sometimes adding sump pumps or dehumidifiers to keep the space dry and healthy.

Crawl space foundation construction involves building a shallow, enclosed area beneath a house to raise the floor above ground level, improve ventilation and moisture control, and support the structure with concrete piers, a foundation wall, and proper sealing.

Dehumidifier Installation is the setup of a device that removes moisture from indoor air. It includes choosing the right unit, placing it, routing power and drainage, and testing it to run efficiently and reduce humidity.

Drainage Systems is a service that designs, installs, and maintains the pipes and chambers that move rainwater and wastewater away from buildings, prevents flooding, stops blockages, and ensures safe, clean drainage for homes and businesses.

Dry Basement helps make basements dry and mold-free by inspecting moisture, fixing leaks, sealing walls, installing drainage or sump systems, and recommending proper ventilation to prevent dampness.

Dryer vent cleaning removes lint and debris from the duct that vent hot air outside your home, improving safety and efficiency. It involves inspecting the vent, disconnecting the dryer, brushing and vacuuming the duct, and reassembling to ensure proper airflow.

Emergency Waterproofing is a rapid service to seal leaks and protect a building from water damage. It includes quick assessment, temporary patches, and durable sealing solutions to stop flooding, reduce moisture, and prevent further water intrusion.

Erosion control construction involves building and installing temporary or permanent measures to prevent soil from washing away during land work, such as silt fences, straw wattles, check dams, and mulching, to protect waterways and stabilize slopes.

Exterior Waterproofing protects a building from water seeping in by applying a barrier to the outside walls, fixing drainage, installing waterproof membranes, and sometimes adding a moisture barrier and proper grading to direct water away from the foundation.

Exterior Waterproofing Systems protect a building from water seeping in by sealing the outside walls, applying a moisture barrier, and installing drainage and grading to direct water away from the foundation.

Exterior structural repairs fix damage to the outer parts of a building, like walls, foundations, and supports. It involves assessing problems, replacing or reinforcing damaged materials, restoring stability, and protecting against further weather-related wear.

Get a no-cost, no-obligation basement inspection from Kefficient. We identify moisture, cracks, and potential issues before they become expensive problems. Book your free inspection today.

FREE Crawl Space Inspections are complimentary visits to check your crawl space for issues like moisture, mold, pests, and structural problems, with a basic assessment and recommendations for next steps, without obligation.

Fiberglass Insulation is a flexible, lightweight material made from tiny glass fibers used to fill walls, ceilings, and attics to slow heat flow. It involves installing batts or blown-in insulation to improve energy efficiency and reduce sound transfer.

Flooded Basement is a service that helps assess, remove water, dry and sanitize a wet basement, fix leaks, and prevent mold, restoring safety and preventing further damage through pumping, drying, and moisture control.

Floor Cracking is a service that assesses and fixes cracks in floors, identifying causes like settlement or moisture, and repairing them through sealing, leveling, or patching to restore a smooth, safe surface.

Foundation Drainage Work involves diverting and improving water flow around a building’s foundation to prevent moisture buildup and structural damage, typically by installing drains, grading, and waterproofing to keep soil dry and the foundation stable.

Foundation Issues is a service that inspects and repairs the structural base of a building, checking for cracks, settlement, or moisture problems, and performing fixes to stabilize the foundation and prevent future damage.

Foundation Repair is a service that fixes cracks and instability in a building’s foundation to keep the structure safe and level. It involves assessing the problem, stabilizing the foundation, and repairing or reinforcing using supports and concrete work.

Foundation Solution is a service that assesses and strengthens building foundations, diagnosing soil issues and providing tailored repair plans to ensure stability, prevent cracking, and extend the life of structures.

Foundation Walls is a service that installs or repairs the concrete or block walls that form the base of a building, providing structural support, waterproofing, and drainage to prevent moisture and leveling issues in the foundation.

Foundation Waterproofing is a service that prevents water from seeping into the foundations of buildings by sealing cracks, applying waterproof membranes, and installing drains or sump systems to keep basements dry and secure.

Foundation drainage is a home repair service that installs or improves a drainage system around a building’s foundation to direct water away, reduce moisture, and prevent leaks or settling by using pipes, gravel, and grates in a trench or crawlspace.

Foundation installation is the process of preparing and building the base that supports a structure, including site assessment, soil checks, digging a trench or concrete pad, pouring or laying the foundation, and curing it to ensure stability.

Foundation raising is a construction service that temporarily supports and lifts a building’s foundation to improve stability. It involves inserting hydraulic jacks or piers, lifting the structure evenly, adjusting leveling, and restoring bearings and surrounding soils for a solid, level base.

Foundation repair fixes cracks, settling, or unevenness in a building’s foundation to restore stability. It involves inspecting the foundation, identifying causes, and methods like piers or underpinning, concrete leveling, or crack sealing to prevent further damage.

Foundations is an introductory service that helps you build core skills, understanding, and routines. It involves guided learning, practical exercises, and foundational activities to establish a solid base for more advanced topics.

Free Estimate is a service that provides a no-cost assessment of your project’s scope and cost. A specialist reviews details, may visit if needed, and then shares an itemized price and timeline with no obligation to proceed.

Free Inspections are no-cost checks by our team to assess your item or property, identify any issues, and provide initial recommendations without charging you or requiring a commitment.

General repairs cover fixing everyday home or work issues, from patching walls and squeaky doors to electrical and plumbing problems, routine maintenance, and small fixes to keep systems working safely and smoothly.

General repairs & maintenance refers to fixing and keeping things in good working order, from minor fixes and routine upkeep to replacing worn parts and performing preventive care on homes, cars, equipment, and facilities.

Girder Repair is a service that fixes damaged steel or wooden beams that support floors, bridges, or buildings. It involves assessing the damage, reinforcing or replacing the girder, and ensuring safety and structural integrity through proper engineering and installation.

HVAC duct & vent cleaning is a service that removes dust, debris, and mold from your home’s heating and cooling ducts and vents, improving airflow and indoor air quality. Technicians inspect, clean, and sanitize ducts, grilles, and related components.

Helical Piers Foundation is a method that uses screw-shaped steel piers driven into the ground to stabilize and lift structures, distributing weight, preventing settling, and often reducing the need for deep concrete foundations.

Home Inspection is a professional check of a house to assess its condition. An inspector examines structure, roof, electrical, plumbing, heating, and more, looking for problems or safety issues so buyers or owners know what needs repair or replacement.

Home Inspections are thorough checks of a house’s structure, safety, and systems by a professional. They review the roof, foundation, plumbing, electrical, HVAC, and more to identify issues, estimate costs, and help buyers or owners decide on repairs or pricing.

Home Repair is a service that fixes and maintains your house, from small fixes like leaky taps and squeaky doors to bigger projects like painting, patching walls, repairing wiring, and updating fixtures, helping your home stay safe and functional.

Home Repairs is a service that fixes everyday problems in your house, like leaky faucets, broken outlets, squeaky doors, or chipped paint, and may include minor maintenance tasks to keep everything safe and running smoothly.

Home renovations are changes to improve or update a house, such as remodeling rooms, updating kitchens or bathrooms, fixing issues, and upgrading systems like plumbing or electrical to make the home safer, nicer, and more efficient.

Humid Crawl Space is a service that reduces moisture in tight, below-floor areas by sealing the space, improving ventilation, and installing dehumidifiers or vapor barriers to prevent mold and damage.

Insulation Basement is a service that adds or upgrades insulating materials in your basement to keep it warmer in winter and cooler in summer, reduce drafts, save energy, and improve comfort and moisture control by sealing walls, floors, and ceilings where needed.

Insulation Basement Waterproofing is a service that keeps a basement warm and dry by adding insulation to walls or floors and applying waterproofing to prevent moisture leaks, mold, and dampness, improving comfort and energy efficiency.

Interior and exterior waterproofing is a service that prevents water from seeping into a building. It involves applying moisture barriers inside basements and outside foundations, repairing cracks, and improving drainage to keep floors dry and reduce mold and damage.

The Interior Drain System is a setup installed inside a building to collect and route water away from basements or lower floors, using a network of pipes and a pump or gravity to keep spaces dry.

Interior Waterproofing seals and drains the inside of walls or floors to prevent moisture from seeping into basements or other spaces, using methods like interior drains, coatings, vapor barriers, and epoxy or cementitious products to keep spaces dry and mold-free.

Interior structural repairs fix and reinforce the load-bearing parts inside a building, such as walls, ceilings, beams, and supports, to remove instability, prevent sagging or collapse, and restore safety and strength.

Leaning & Bowing Wall is a simple, interactive wall where your body's weight or moves gently bends a panel, showing how pressure, balance, and motion affect it—fun, visual learning about forces and stability.

Mold Inspection is a service that checks buildings for mold growth, moisture problems, and related health risks. It involves a visual check, moisture readings, and often air and surface sampling to identify mold presence and source locations, with recommendations.

Mold Inspection Service identifies water-damage and mold growth in a building, checks moisture, tests samples if needed, and provides findings and recommendations to improve air quality and prevent future mold.

Mold Problem is a service that identifies, tests, and removes mold in homes or buildings, checks moisture sources, treats affected areas, and helps prevent future mold growth with remediation plans and safety guidelines.

Mold Remediation is cleaning up and removing mold from homes or buildings, fixing moisture causes, cleaning affected areas, and restoring safe indoor air so you don’t have health or structural problems.

Mold Remediation Services clean and remove mold from homes or buildings, fix moisture issues, and restore air quality by safely cleaning affected areas, sealing surfaces, and preventing future growth.

Mold Removal is a service that detects and removes mold growth from homes or buildings, improves indoor air quality, and prevents future outbreaks by cleaning affected areas, fixing moisture problems, and applying treatments to inhibit regrowth.

Mold Restoration is a service that removes mold from damaged areas, cleans affected surfaces, dries the space, and applies treatments to prevent regrowth, restoring a safe, clean indoor environment.

Mold Solutions is a service that helps identify, remove, and prevent mold in homes or buildings, including inspections, cleaning, remediation, and steps to improve air quality and prevent future growth.

Mold Testing checks indoor air and surfaces for mold spores to see if there’s a health concern. Professionals collect air or material samples, send them to a lab, and report types and levels of mold to guide cleaning and remediation.

Mold cleaning removes visible mold and controls moisture to improve air quality in homes or workplaces. It involves inspecting affected areas, safely removing mold, cleaning surfaces, and applying antifungal treatments to prevent recurrence.

A mold inspection is a home check to find signs of mold growth, moisture problems, and hidden sources. A professional visually examines rooms, tests air and surfaces, and then reports findings with recommendations to fix leaks and improve ventilation.

Mold mitigation is a service that stops and removes mold growth in buildings, addressing moisture sources, cleaning affected areas, drying spaces, and preventing future mold by repairing leaks and improving ventilation.

Mold remediation is the process of finding and safely removing mold from your home, fixing moisture causes, cleaning affected areas, and preventing future growth to protect health and improve air quality.

Remodeling is updating and improving a home’s layout, structure, or finishes. It involves planning, demolition, new rooms or features, upgrades to plumbing or electrical, and choosing materials to refresh look and function.

Repair Solutions is a service that fixes broken devices and components, diagnosing issues, sourcing parts, and performing practical repairs to restore functionality, often offering guidance and options for maintenance and prevention.

Repairs & maintenance covers fixing faults and keeping equipment, buildings, or systems working well. It involves diagnosing issues, replacing worn parts, servicing regularly, and preventing future problems to extend lifespan and reliability.

Retaining walls are structures that hold back soil to prevent hillsides or gardens from sliding or eroding. They involve designing and building a sturdy wall, drainage, and sometimes reinforcement to create level areas and protect foundations.

Sagging Floor is a service that fixes floors that have dropped or bent, using supports and leveling to make the surface solid and even again, preventing movement, squeaks, and gaps for a safe, stable floor.

Sealing Basement is a service that waterproofs and air-seals basement spaces to keep out moisture, drafts, and odors. It involves inspecting for leaks, applying waterproof membranes or sealants, sealing gaps, and sometimes improving drainage and insulation to protect the area.

Settling Foundation is a service that stabilizes a building’s foundation as soil shifts; it assesses causes, plans repairs, and implements underpinning or adjustments to prevent sinking, cracking, or uneven settling of structures.

Structural Repair is fixing the core framework of a building, like beams, columns, or foundations, to restore strength and safety. It involves assessing damage, planning repairs, and replacing or reinforcing materials to prevent further issues.

Structural Repair Services addresses damage to building foundations, beams, or walls, fixing cracks, rot, and settling. It involves assessment, specialized repairs, material replacement, and ensuring stability and safety of the structure.

Ensure your sump pump works even during power outages. We install reliable battery backups that give your home 24/7 flood protection—rain or shine.

Sump Pump Inspection is a service that checks your sump pump system to ensure it turns on when flooded, pumps water away properly, and won’t fail during heavy rain. It includes testing, cleaning, and confirming components work correctly.

Sump Pump Maintenance is a service that checks, cleans, and tests your sump pump to ensure it operates correctly during wet weather, including sensor tests, motor inspection, discharge checks, lid clearance, and performance verification to prevent basement flooding.

Sump Pump Problems is a service that helps diagnose and fix issues with basement sump pumps, including failure to run, leaks, clogs, and cycling. It includes inspection, repair or replacement, and advice to prevent basement flooding.

Sump Pump Repair fixes a failing basement pump that removes water. It involves diagnosing why it isn’t pumping, replacing a faulty motor or switch, clearing clogs, checking power and sump pit, and restoring proper water drainage to prevent flooding.

Sump Pump Replacement is removing a failing basement pump and installing a new one to pump water away from your foundation, often including wiring, piping, and test runs to ensure it runs reliably and protects your basement from flooding.

Sump Pump Systems help keep basements dry by draining floodwater away from the home. It involves a sump pit, a pump, discharge lines, and a switch or controls to automatically remove water that collects in the pit.

Vapor Barrier Installation is placing a tight, moisture-blocking layer on floors, walls, or crawl spaces to stop damp air from seeping into walls and insulation, protecting against mold and damage during construction or renovation.

Vent Cleaning is a service that cleans and removes dust, mold, and debris from your home's heating and cooling ducts and vents to improve air quality, airflow, and system efficiency. It involves inspecting, cleaning, and sometimes disinfecting ducts, vents, and related components.

Wall Braces is a service that installs sturdy supports to reinforce walls, beams, or studs, improving stability and safety. It involves assessment, selecting appropriate braces, precise positioning, and secure mounting to prevent movement or damage.

Wall Sealing is the process of applying a protective coating to prepare and seal interior or exterior walls, blocking moisture, stains, and drafts. It involves cleaning, repairing cracks, priming, and applying a sealant or waterproof paint for a smooth, durable finish.

Water & moisture control services detect and fix leaks, manage humidity, dry spaces, and prevent mold. They include moisture testing, water extraction, dehumidification, and repairs to protect buildings and health.

Water Damage Repair is the process of restoring a property after water exposure. It involves assessing damage, removing excess water, drying and dehumidifying, cleaning and sanitizing, repairing affected materials, and preventing mold to restore safety and usability.

Water Drainage is a service that removes excess water from areas such as yards or basements, preventing flooding. It involves assessing water flow, installing drains or pumps, and guiding maintenance to keep soil and surfaces dry and safe.

Water In Crawl Space is a service that fixes moisture and dampness under your home by removing standing water, drying the area, and sealing or repairing vents and barriers to prevent mold, odors, and structural damage.

Water Intrusion is a service that detects and manages unwanted water entry in buildings, such as leaks or dampness. It involves inspection, moisture assessment, and remediation planning to prevent damage and mold.

Water damage-related mold removal is a service that finds and removes mold caused by leaks or flooding, dries the area, treats surfaces to prevent growth, and helps prevent future moisture problems to restore a safe, healthy indoor space.

Water damage-related pest control is a service that treats pests that show up after water issues, like leaks or floods. It combines moisture mitigation, cleaning, disinfection, and targeted pest control to prevent mold, odors, and recurring infestations.

Waterproofing is a service that protects buildings or surfaces from water damage by applying coatings, membranes, or sealants to block moisture entry, prevent leaks, and extend durability of walls, floors, basements, roofs, and bathrooms.

A Waterproofing Specialist is a professional who stops water from seeping into buildings, basements, or foundations by inspecting for leaks, applying sealants or membranes, repairing cracks, and ensuring proper drainage to keep interiors dry and damage-free.

Waterproofing Specialists is a service that protects buildings from water damage by sealing foundations, basements, and roofs, applying barriers and coatings, inspecting for leaks, and performing repairs to keep interiors dry and structurally sound.

Waterproofing Wall is a service that protects interior or exterior walls from water damage by sealing surfaces, applying coatings or membranes, and fixing leaks to keep rooms dry and prevent dampness and mold.

Wet Basement is a service that helps you dry and dryproof a damp or flooded basement, remove water, mold, and moisture, repair walls and floors, and prevent future leaks with pumps, dehumidifiers, and moisture-control solutions.

Wet Basement Repair is a service that stops basement water intrusion and fixes moisture problems. It involves diagnosing leaks, sealing walls and floors, installing drainage or sump systems, and repairing damaged finishes to keep basements dry and safe.

Wood Rot is a service that identifies and treats decay in wooden structures, using inspection to find damaged areas and applying methods like drying, fungicidal treatments, and repair or replacement to restore strength and prevent further damage.