Category: Moisture

Foundation Protection: Is Your Dimple Sheet Up for the Job?

The Situation: Proper foundation protection is critical to keeping basements dry. Deciding on a dimpled membrane for a foundation’s protection system is the right choice. Dimpled membranes have many advantages over other systems. In the words of Waterproof Magazine, “They can easily be installed over virtually any foundation type: poured concrete, concrete block (CMU), insulated […]

Keeping Basements Dry: Why spray-on applications aren’t up for the job

Wet basements aren’t only bad for homeowners, they’re bad for business. From occupant discomfort and health risks due to mould and mildew to expensive material damage, foundation moisture has become one of the biggest headaches in homebuilding. When moisture makes an unwanted appearance in a foundation, people automatically look to their contractors to correct it […]

World’s Longest Tunnel Relies on DELTA®

The dream of constructing a tunnel 1.4 miles beneath Switzerland’s Gotthard mountain range arose shortly after World War II. Now, that dream has become a reality. On June 29, 2016 the inauguration of the Gotthard Base Tunnel invoked thoughts of Hannibal crossing the Swiss Alps 2,200 years ago. Of course, this route runs under, not over, the […]

How to Keep Basements Dry: Use Membrane Capillary Breaks Above Footings

It’s important to separate a foundation wall from damp soil so that migrating moisture does not reach the structure’s framing and/or interior. To preempt the costly problems from ground moisture reaching foundations, contractors routinely employ these solutions: Asphalt dampproofing on the exterior surface of foundation walls A layer of polyethylene and crushed stone under the basement […]

Why You Should Use Air and Moisture Barrier with Foam Sheathing

  There are a number of reasons why you need an air and moisture barrier over foam sheathing. Airtight exterior wall systems are critical to maximizing energy efficiency and gaining LEED points. However, certain characteristics of foam sheathing conspire to compromise airtight construction. The solution? Use foam sheathing together with a high-performing, moisture-resistive air barrier. As building […]

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