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If a water stain on your ceiling is caused by HVAC issues such as a clogged drain line or frozen coils, call in a professional to unclog the drain line, inspect and repair the system. In case of a ...
Dean says he has found water pooling beneath his roof tiles and stains down the brickwork [BBC] Dean, 41, paid £375,000 for his home which was built in 2015. Each morning he wakes up and worries ...
Weatherproofing seam between a stone chimney and a tile roof on a building in Jersey, Channel Islands. The lead flashing is seen as light gray sheets at the base of the chimney. Flashing refers to thin pieces of impervious material installed to prevent the passage of water into a structure from a joint or as part of a weather resistant barrier ...
In construction, a building or structure is waterproofed with the use of membranes and coatings to protect contents and structural integrity. The waterproofing of the building envelope in construction specifications is listed under 07 - Thermal and Moisture Protection within MasterFormat 2004, by the Construction Specifications Institute, and includes roofing and waterproofing materials.
A slab-on-grade or basement floor should be poured over a cross-laminated polyethylene vapor barrier over 4 inches (10 cm) of granular fill to prevent wicking of moisture from the ground and radon gas incursion. Inside a steel building, water vapor will condense whenever it comes into contact with a surface that is below the dew point temperature.
A damp-proof course (DPC) [2] is a barrier through the structure designed to prevent moisture rising by capillary action such as through a phenomenon known as rising damp. Rising damp is the effect of water rising from the ground into property. [3] The damp proof course may be horizontal or vertical. [4]
A year later, no repairs have begun. The ongoing roof leak problems date back to at least May 2020, when prison officials estimated the cost of at least some needed repairs at $1.6 million.
Water will often penetrate the outer envelope of a building and appear inside. Common defects include: Roof defects such as faulty flashing, cracked or missing slates or tiles. Faults in the brickwork or masonry such as missing or cracked pointing. Porous bricks or stones. Missing or defective mastic around windows and doors. Blocked weep holes.
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