Articles

These articles are informative pieces dedicated to the many causes and problems of moisture and water penetration into buildings.

DIY Epoxy Crack Injection Instructional Video

September 19, 2013

Our latest video for foundation crack repair is now on our web site.  This video shows step by step how to repair a concrete foundation crack by epoxy injection.  Applied Technologies puts the concrete crack repair materials in an easy to use kit.  A-Tech 212 LV epoxy resin is injected into the crack.  After curing, the crack will be waterproof and structurally re-enforced. A-Tech 2112 LV is a high quality, low viscosity epoxy resin that meets ASTM C-881-Standard Sp… read more »

Non-Toxic Acrylic Concrete Sealer for Decorative or Colored Concrete

January 9, 2013

Acrylic concrete sealers give colored and decorative concrete the "wet look" that deepens the color. They are the easiest to use, most common and least expensive products. They also protect the colored surface from wear and tear. Water cannot penetrate into it and oil and grease won't stain the concrete either. For years contractors and homeowners have used solvent-based sealers. Now the option of using a non-toxic and environmentally friendly water-based concrete sealer is an option. … read more »

Natural Look Water Repellent For Concrete Driveways and Patios

January 1, 2013

Water that soaks into concrete driveways, patios and sidewalks can damage it in several ways. The water can cause delamination of the top layer, spalling, flaking and pitting. This is especially true in cold weather climates where water that freezes inside the concrete can cause severe damage from the expansion of… read more »

How to Stop Concrete Basement Crack Leaks With Polyurethane Foam

December 28, 2012

Preparing a concrete crack for polyurethane foam injection   People love their basements. Basements are used as storage areas, rec rooms, entertainment centers and extra living space. It is important that the basement stays dry to protect possessions, stay clean and remain safe from health hazards. U… read more »

Polyurethane Injection for Leaking Basement Crack Repair

December 25, 2012

Why Concrete Cracks Concrete shrinks as a natural process of it curing. This shrinkage causes the concrete to develop stresses and to relieve it, the basement wall cracks. This is a normal condition in a concrete foundation. Shrinkage cracks are typically less than 1/16th" in width and will eventually run the entire length of the concrete w… read more »

Stopping Water Leaks in a Concrete Basement Crack

December 24, 2012

Many owners of homes wish to finish their basements. This allows them to increase the home's living space and increase resale value. Unfortunately, many basements have cracks that allow water to enter the living space. Before you remodel your home's basement, you must ensure that no water gets through a foundation crack and gets the in… read more »

How to use injection packers for foundation crack repair

December 18, 2012

Injecting into a crack that has been previously repaired by hydraulic cement.   The vast majority of concrete foundation crack repairs using polyurethane or epoxy injection materials can be easily done using surface mounted injection ports. These are attached with a surface sealing paste. They have t… read more »

Sealer for Preventing Radon Gas Infiltration

December 17, 2012

Radon is a radioactive gas that is known to increase the chance of cancer in humans. The gas is formed by the decay of other radioactive elements in the soil below and surrounding a building. Radon is a heavy gas that accumulates in the lowest level of a building. If it is a home built on a slab, then the first floor is at risk of accumulating radon. The US EPA recommends an "action level" of 4 picocuries/Liter (piCi/L.) It is estimated that one in fifteen homes has a radon level highe… read more »

How to Seal Brick and Other Masonry Buildings

December 11, 2012

Water entering a masonry substrate can cause your home to have interior leaks or exterior staining, spalling and efflorescence. Usually the masonry substrate can absorb the liquid water and release it again when it stops raining. However, the masonry could still have staining and efflorescence. In modern home c… read more »

A-Tech Concrete Sealer-Silane & Siloxane Concrete Water Repellent

December 5, 2012

Concrete water repellents are used to protect concrete areas such as driveways, patios and sidewalks from water penetration. They need to be able to stop water from getting into concrete. But most importantly, it must be able to also let water vapor escape out of it. There are several types of water repellents available, some of them at your local home improvement center. Unfortunately these readily available water repellents are unable to let water vapor escape and do not penetrate in… read more »

Water-Based Acrylic Brick Paver Sealer

December 5, 2012

Brick pavers are used to create beautiful hardscapes for homes and businesses. These range from small walkways to elaborate patios and outside entertainment areas. Pavers give a long service life and increase the value and beauty of any property. To add to the beauty and fully protect your investment, it is best to seal them with a water-based acrylic sealer.  A-Tech Paver Sealer is a water-based acrylic paver sealer. Paver Installation Pavers are installed… read more »

How to Seal a Brick Chimney From Water and Rain

December 4, 2012

A brick chimney can cause leaks into the interior of a home in several ways. One of the most common is water from rains being absorbed into the brick and then showing up on the interior. Brick and mortar are naturally porous materials. They soak up a great deal of water, especially when driven by hard winds. It is possible for thi… read more »

Foundation Waterproofing Vs Foundation Dampproofing

December 3, 2012

Most people who build a new home with a basement plan on making it an added living space. New homeowners want to install a large screen TV, a pool table or maybe another bedroom. They expect that their basement will be dry and free of water. But what they don't know is that it may be possible that their basements are not waterproof. Water vapor that gets into a basement causes the musty odors that you smell in a basement. Any liquid water that gets into a basement can damage carpets, d… read more »

DIY Concrete Basement Crack Repair

November 26, 2012

Concrete Cracks in Basements Many homes that have concrete basements have foundation cracks. This is a normal situation because as the concrete cures it shrinks in volume. This shrinkage creates stresses in the concrete wall. To relieve the stress, the concrete cracks. The most common areas for a "shrinkage crack" to occur are in the middle of a long wall, below a corner of a basement window or where the foundation wall changes height. A large number of homes bu… read more »

How to Repair Cracks in a Concrete Foundation

November 21, 2012

Leaking cracks in concrete foundations are a common problem for many homeowners. While the cracks are caused by the natural process of concrete curing and shrinking, the cracks can be an annoyance for the homeowner. That is because many homeowners want their basements to act as an added living space with carpeting, finished walls and furniture. Concrete Foundation Shrinkage Crack Causes First, all residential foundations crack. Concrete has water as an ingredien… read more »

Foundation Waterproofing Sprayers for Professionals

November 19, 2012

Foundation waterproofing spray equipment can be the biggest capital expenditure for a waterproofing contractor when they are starting out. It is important to purchase the right piece of spray equipment for your business. Too large of a piece of equipment and it may be difficult to stay above water. Too small and you may not be able to spray enough foundations in a day for your customers. It is also important to purchase a foundation waterproofing sprayer that works for the type of mate… read more »

How to Repair a Concrete Basement Crack by Epoxy Injection

November 14, 2012

Homeowners love how a concrete basement provides a safe, clean and dry area to store possessions or expand a home's living space. What they don't love is how concrete cracks. Cracks in a basement wall can let in water or signify that there is a structural problem with the foundation. Epoxy crack injection into a concrete wallwill stop any water leaks and structurally repair the wall. Epoxy Crack Injection Advantages Seals the crack from water Epox… read more »

Water-Based Acrylic Concrete Sealer For Decorative Concrete

November 14, 2012

Many don't people realize that contractors can color and stamp plain concrete to make it look like a whole host of other materials. Stone patios, brick entranceways, field stone walkways and cobblestone driveways are routinely done using patterns and coloring on the concrete. The benefit for customers is that this decorative concrete work can be done at a fraction of the real materials that they mimic. Unlike many of the real materials, however, the concrete needs to be sealed to protect the … read more »

Concrete Foundation Crack Repair

November 12, 2012

Foundations made of concrete can crack as a natural process of it curing. These cracks are called shrinkage cracks. As the name suggests, concrete actually shrinks as it cures. This shrinkage builds up stress and the concrete must crack to relieve the stress. While they are a normal condition for a home's foundation, foundation cracks can let water leak into the basement. Water that gets into the basement can damage carpets, insulation, drywall and the homeowner's possessions. That is … read more »

How to Reduce Basement Dampness and Humidty

November 7, 2012

The soil around a basement acts like a reservoir for water when it rains. This water can penetrate through a basement wall or floor and allow mold, mildew and musty odors to accumulate in the basement. Sealing the basement walls and floors from the inside with a penetrating sealer can stop this water and water vapor from entering the inside area Damp Concrete Walls and Floors As it rains the ground surrounding the basement absorbs water. Inadequately sealed conc… read more »

Siloxane Concrete Sealer for Driveways

November 5, 2012

Concrete Driveways Many homes now have concrete driveways. Concrete is used because it is long lived, easy to maintain and aesthetically pleasing. Most driveways have a broom finish to them and while more expensive, exposed aggregate is popular, too. A proper installation starts with a quality concrete mix. Air entrained concrete should be used. This means that the concrete has microscopic air bubbles trapped inside the concrete and remain there once the it cure… read more »

Concrete Foundation Crack Repair - Epoxy Injection

October 22, 2012

Concrete foundations can develop cracks over time. These cracks can then let in water and damage the interior contents of the basement. In severe cases, cracks in a concrete basement wall can signify that there is a structural defect with the wall. Whether it is to stop water or to structurally reinforce the concrete crack, epoxies can be injected into it. Causes of Concrete Cracks The most common is that the concrete actually shrinks as it cures. This curing pr… read more »

Basic Steps for a Dry Basement in a New Home

October 15, 2012

Buildings, whether they are skyscrapers or a family's home, rest on concrete foundations for support. The foundations form the basement area of a building and these basements have many different uses. Homeowners use them to store the furnace and other mechanical systems of a home. And also the basement area is commonly used to give more living space. Of course, the living space and its contents such as rugs, furniture and entertainment areas must be kept dry. During construction, there are so… read more »

Concrete Basement Wall Crack Leak Repair

October 8, 2012

Basements made of concrete can have cracks develop in them. These cracks can let water seep into the interior of the basement and damage a homeowner's possessions. Stopping the water leak is an easy process that can be accomplished from the interior of a basement without digging up the exterior. Traditional Repair Process In the past a repair was done by a technician chiseling a vee-notch 6" wide and 4" deep into an 8" wall. This chiseling can reduce the structu… read more »

Basement Moisture Causes and Solutions

October 1, 2012

It is a common problem for a basement to have a high level of moisture. This can lead to problems such as a musty odor, mold, sweating pipes or condensation on the walls and floors. There are several easy and low cost ways a homeowner can reduce or eliminate basement moisture. The first step is to remove any internal sources of moisture where possible. Clothes dryers are an obvious if overlooked source of basement water vapor. These should be vented to the exterior of a building. If co… read more »

How to Seal a Basement Concrete Floor

September 17, 2012

The floors in a basement are made of concrete. Of course, water and water vapor can get into a basement through the floor and cause mold, mildew and a musty odor to develop. Also, a wet or damp floor will cause any paint to blister and peal. Any carpeting placed on the floor will collect moisture and be damaged. A concrete basement floor can be sealed against water, water vapor and gas transmission. Concrete Floor Sealer It is best to use a sodium silicate penet… read more »

How to Repair a Concrete Crack with Epoxy injection

August 1, 2010

Homeowners love how a concrete basement provides a safe, clean and dry area to store possessions or expand a home's living space. What they don't love is how concrete cracks. Cracks in a basement wall can let in water or signify that there is a structural problem with the foundation. Injecting a basement wall crack with epoxy will stop any water leaks and structurally repair the wall. Epoxy Crack Injection Advantages… read more »

Natural Look Water Repellent for Concrete Driveways and Patios

July 14, 2010

Water that soaks into concrete driveways, patios and sidewalks can damage it in several ways. The water can cause delamination of the top layer, spalling, flaking and pitting. This is especially true in cold weather climates where water that freezes inside the concrete can cause severe damage from the expansion of ice crystals. Natural Look Silane/Siloxane Water Repellents Concrete water repellents made of a silane/siloxa… read more »

How to Seal a Concrete Basement Floor

June 8, 2010

The floors in a basement are made of concrete. Of course, water and water vapor can get into a basement through the floor and cause mold, mildew and a musty odor to develop. Also, a wet or damp floor will cause any paint to blister and peal. Any carpeting placed on the floor will collect moisture and be damaged. A concrete basement floor can be sealed against water, water vapor and gas transmission. Sodium Silicate Vapor Imperme… read more »