pressurization blower

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Pressurization Testing — A technique used by energy auditors, using a blower door, to locate areas of air infiltration by exaggerating the defects in the building shell. This test only measures air infiltration at the time of the test. It does not take into account… … Energy terms
Laser cutting — process on a sheet of steel. CAD (top) and stainless steel laser cut part (bottom) Laser cutting is a technology that uses a laser to cut materials, an … Wikipedia
Gas compressor — A gas compressor is a mechanical device that increases the pressure of a gas by reducing its volume. Compressors are similar to pumps: both increase the pressure on a fluid and both can transport the fluid through a pipe. As gases are… … Wikipedia
Radon mitigation — is any process used to reduce radon concentrations in the breathing zones of occupied buildings. Testing ASTM E 2121 is a standard for reducing radon in homes as far as practicable below 4 picocuries per liter (pCi/L) in indoor air. [cite web|… … Wikipedia
Infiltration (HVAC) — Infiltration is the unintentional or accidential introduction of outside air into a building, typically through cracks in the building envelope and through use of doors for passage [ Fundamentals volume of the ASHRAE Handbook , Ch. 27, ASHRAE,… … Wikipedia

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