External Wall Insulation

An external wall insulation process (or EWIS) is a thermally covered, protective, decorative exterior cladding method featuring a a number of different materials including expanded polystyrene, mineral wool, polyurethane foam or phenolic foam, plus a sturdy cement based, mineral or synthetic finish. plaster.

The thickness of thermal insulation depends on the sort selected to create a partition with a heat transmission factor of U=0.25-0.3 W/m2K. Data need to be used to figure out the actual insulation needs to satisfy current Building Regulation standards. Thought also needs to be given to exposure and durability if afflicted by wanton damage etc. In a good many older real estate, components such concrete beams or lintels serve as thermal bridges supplying poor insulation which need to get insulated.