Sealing the basement floor can help, but just sealing the cracks is unlikely to reduce your radon levels in the long term. Sealing all cracks and applying non-porous, thick epoxy coatings would be a better step. Keep in mind, though, that the acrylic and other soak-in sealers marketed as radon mitigation systems are untested solutions.

Every spring in New England, the snows melt and the ground becomes soggy and saturated. For homes with cracks in their foundations, this time of year also means having a wet basement. While cracks form in foundations for various reasons, there are products and techniques for correctly sealing a foundation crack.

Shell Busey shows you how to repair a crack in your basement wall.For more videos or to ask Shell a question on any home improvement topic, go to

Basement Wall Sealing Guide. 1 - Discover the Source of the Problem. 2 - Fill in Any Obvious Cracks. 3 - Apply Concrete Sealers. 4 - Apply Acrylic Sealers. 5 - Check the Exterior. 6 - Check Things That Are Close to Your Basement. 7 - Consider …

Question on how to seal basement cracks I'm a new homeowner and need some guidance on ideas / products on sealing some basement cracks that are in the floor. The cracks are somewhat long, but there's no visible separation, or upheaval.

Most cracks in basement walls don't threaten a home's structural integrity, but it's a good idea to repair them. Even small cracks can allow water, radon gases and other unwanted substances to enter. Patching Small Cracks. Small cracks in a basement wall are usually relatively simple to patch.

Fixing a crack using the same high strength epoxy that professionals use is now easily done with the LCR Liquid Concrete Repair Kit. The repair is done from the inside using a standard caulking gun where with low pressure, you "inject' the liquid epoxy into the crack, filling the entire inside of the crack top to bottom with a high strength epoxy.

Quoting: RadonSeal Crack Seal and Port Adhesive 1:1 is a high modulus epoxy gel designed for surface sealing of cracks prior to injection and for attaching surface ports. It can also be used for bonding miscellaneous materials to concrete.As with any epoxy adhesive, surface preparation is critical.

The first step in properly sealing a basement is to determine the source of the problem. Sometimes the leak is obvious to locate, especially if water is coming from cracks in the wall or floor. However, it is often difficult to tell the exact location of the moisture leak. If that is the case, then waterproofing the interior walls is the best ...

Basement floor cracks should be first examined to discover the cause and then any action should perform. It can be most commonly due to wear and tear. You can seal basement floor cracks as follows. Remove the pieces of concrete and any debris …

Usually, these cracks are repaired on the interior of the basement by injecting them with expanding polyurethane. However, when the basement is finished or access to the crack is blocked by a furnace, water heater or other obstruction, the crack can also be repaired on the exterior. Exterior crack repair begins by digging, too, but on a much ...

The Great Stuff Big Gap Filler can fill gaps, cracks, and crevices up to 3 inches thick, making it ideal for fixing holes in walls, creating packing for moving boxes, and sealing water, gas, and ...

But it's a good idea to seal ⅛-inch or wider cracks. Like their hairline cousins, slightly wider cracks in a basement floor are merely the result of shrinkage and do not indicate a larger problem.

However, sealing these cracks even further reduces the risk of moisture seeping in. You can seal these cracks yourself by using an elastomeric caulking sealant made for use on interior concrete surfaces (available at your local home improvement store). The shrinking concrete can lead to cracks ranging in 1/8" wide or bigger.

You can move all your contents to one side of the basement and seal the other side first. Let the concrete dry then seal the other side. Step 4 – Make repairs to water leaks through foundation settling cracks, basement floor cracks, cold-joints, control joints, floor-to-wall joints (cove-joint), pipe-protrusions, wire tie leaks, etc.

#basementwallcrackrepair #concretecrackinjection # mikedayHow to fix a leaking basement wall crack. This video shows you how to repair a crack in a foundatio...

Seal up Cracks and Gaps Similar to opening a window, any cracks or gaps around the basement foundation walls, windows, or doors can lead to higher humidity levels and contaminated air flowing in. To keep your basement air quality protected, it's best to seal up all cracks and gaps in those areas with caulk or expanding foam

If basement access is awkward, some cracks may be easier to seal from the exterior. Combustion safety In a tight basement Atmospherically vented appliances—for example, water heaters, furnaces, or boilers attached to old fashioned brick or metal chimneys—depend on air leaking through cracks in your walls to supply combustion air.

There was a time when the only way to fix a foundation crack, usually responsible for a basement leak, required that you dig up your foundation to seal the crack on the outside. Today, as most homes have poured concrete foundations, we have ways to fix foundation cracks in basement from within the basement itself in a short period of time, at a ...

Sealing Cracks Back in the late 1980 and early 1990 there was a company in Illinois that offered extensive sealing of foundations as a means of radon reduction, I happened to see some of the work and have to say it was better than my own. ... Basement Cold joints (where floor and walls meet) are cleaned of loose debris before caulking.

Step 1: Repair a Foundation Crack With an Epoxy Sealer. Photo Geoffrey Gross. We repaired a foundation wall, which had an 8-ft.-long crack that leaked water into the basement during periods of heavy rainfall. To permanently patch the crack we used an epoxy-injection system from Polygem, called the Liquid Concrete Repair Kit (about $60).

Step 2 - Patch and Fill Cracks and Holes. Like any good seal job, the end result is greatly influenced by the surface preparation. Take the time to fill small holes with concrete patching compound. If you find holes or cracks that are too large to fill with …

Wall Cracks. Non-structural wall cracks are one of the most common types of basement leaks. They frequently occur when poured concrete settles or by lateral pressure. Filling the crack with a concrete seal is generally the best way to solve the problem. There are several products on the market that you can use if you want to do the work yourself.

RadonSeal Concrete Foundation Crack Repair Kit (10 ft) - The Homeowner's Solution to Fixing Basement Wall Cracks Like The Pros! 4.6 out of 5 stars 663 1 offer from $139.00

Cap off the lowest port, then continue along the crack in this manner. Epoxy will fill the entire crack, from the interior to exterior, and cures in about 5 hours. If you have many cracks or a leaking cove joint, a more serious basement waterproofing system is needed – see below. 1.

In this video, we will show you, step-by-step, how we repair a large basement wall crack. This wall crack runs from ceiling to floor and leaks anytime there ...

the 6 steps for repairing a basement floor crack. STEP 1. Clean out the crack with a vacuum, remove any loose cement, rocks and debris. STEP 2. Inject the crack weld resin into the crack to wet it, it will soon get tacky. STEP 3. Push the dry silica sand into the crack with a putty knife to fill it. STEP 4.

Why Cracks in Basement Floors Can't be Fixed by Urethane Injection. Oct 30, 2012 • By Matthew Stock. So, your brother-in-law comes by to look at your leaky basement and points out that the water appears to be seeping out of a number of cracks in your basement floor.. He says you should have the cracks injected because that's what he had done to cracks in his basement wall and they ...

1) Horizontal Cracks. Horizontal cracks in your basement foundation are serious. This type of crack is often due to unbalanced soil and hydrostatic water pressuring pressing against your foundation wall. You may notice the foundation bowing inwards and water leaking into your basement. Both block and poured foundations can develop horizontal ...

Step 1 - Repair Cracks ASAP. If you find cracks in your basement concrete, it's important to repair them as soon as possible to prevent water from seeping into the cracks. Even if you don't see signs of moisture in the cracks, it's still important to repair them.

Epoxy crack injections: The epoxy seals are a much stronger and rigid method of repairing basement wall cracks. This method must be applied on a dry surface. Since it is rigid, if the concrete in the basement walls expands or contracts …