Hydrotech strongly recommends that the waterproofed area or roof be watertested, either by flood testing or electric conductivity testing, prior to installing the subsequent topping materials. This helps to ensure the installation is watertight before any overburden is place. Membrane Being Applied Membr...
First Aid for the Ailing House: Proper Roof Installation Averts Ice DamsQ: I am a contractor in Maryland. I work on quite a few ice-damming situations. Right now I am...By MarneHenri de
To provide air intake to the space below the roof deck, the most common practice is to install continuous soffit venting. In this video, we will focus on the installation of the most common exhaust vents installed higher on the roof, such as roof vents and ridge vents. Always follow the ...
• Surface evaluation. SPF has excellent adhesion to a variety of substrates including BUR, clay and concrete tile, shingles, metal, wood and concrete. Existing roof surfaces must be dry and free of oils, grease, dirt and debris that could affect adhesion. Since it adds little weight and c...
A 2/12 sloped roof is really too low a slope for a successful 3-tab roof shingle installation - it's bound to leak as the low roof slope means it's not going to drain rapidly. And if you're in a climate where you get snow or freezing water on roofs, the problem will be worse...
The House Sump Pump Installation Itself Make sure that the sump pump sits on a solid base. Older basins might be bottomless and filled with debris which could damage / block the pump rotor – clean the basin, set the sump pump on some bricks or concrete tile so it is picking up water ...
Klein, Jack