2300 Square Feet 4 Bedroom Double Story Home Design and Plan

One of the most useful ways to measure the airtightness of a building is the blower door test, which is used as a standard verification tool for many green building certifications. It is a device that heats fresh outdoor air with heat from consumed indoor air. This duct shown here belongs to the system which collects 95% of exhaust heat. Depending on your climate, I will consider a unit with a bypass to pause this function during the summer and I want to recover any heat. Quick fixes like silicon and tape are suitable for small holes and cracks, but need to be used moderately. Research to investigate the durability of these materials is still under way. Quick fixes like silicones and tapes are suitable for small holes and cracks, but need to be used moderately. Research has been conducted to determine the durability of these kinds of materials.