DWR – which is an acronym for durable water repellent – refers to the coatings that are added to fabrics. It's a chemical treatment applied to the face fabric of garments, tents and sleeping bags to make them hydrophobic, or water resistant in other words. You will notice how rain forms...
Because of this, ballasted EPDM roofing is far more susceptible to punctures due to foot traffic than the other systems, as the ballast stone deteriorates over time and develops sharp edges, which careless footsteps can push down into the soft insulation under the membrane. This short video fro...
dam. When I have an idea of the most likely leak area that's where I might make a small opening to inspect the wall cavity. I'm looking for Visible mold on the backside of the drywall or in the cavity on insulation, on wood framing, or on the inner surface of the exterior ...
The lift well along with landing and the vertical duct for air conditioning are should be estimated. At the floor level the area of the wall without plinth offsets. Half of the area of such walls should be contained in the plinth area if any common walls exist among two buildings. ...
Rafter blocking is an essential part of the roof framing process in that the blocks provide a stop for ceiling insulation and a continuous surface for the roof sheathing to be edge nailed to. Each block is 2x4 or 2x6 depending on the size of the rafters, and is secured to the top plat...