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The first blower door was further used to test the airtightness of the Saskatchewan Conservation House built in 1977, which was tested at 0.5 ach at 50 Pa. These early research efforts demonstrated the potential power of blower door testing in revealing otherwise unaccounted for energy losses in homes.
A third test method to determine if ductwork is leaking to the outside is to use a pressure pan, which is a register cover with a pressure tap for a hose connection. With the house pressurized (or depressurized) to 50 Pa (-50 Pa) using a blower door, a pressure gauge is attached to the pressure pan by means of a hose.
A typical commercial air curtain enclosure. In North America, the more commonly-used term for an air door is "air curtain". The American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) defines an air door as follows: "In its simplest application, an air curtain is a continuous broad stream of air circulated across a doorway of a conditioned space.
My house is killing me! : the home guide for families with allergies and asthma. Baltimore: The Johns Hopkins University Press. ISBN 978-0-8018-6730-9. May, Jeffrey C. (2006). My office is killing me! : the sick building survival guide. Baltimore: The Johns Hopkins University Press. ISBN 978-0-8018-8342-2. Salthammer, T., ed. (1999).
The Roots Blower Company was an American engineering company based in Connersville, Indiana. It was founded in 1854 by the inventors Philander Higley Roots and Francis Marion Roots. It is notable for the Roots blower, a type of pump. [1]
Alere Inc. was a global manufacturer of rapid point-of-care diagnostic tests.The company was founded in 1991 and was headquartered in Waltham, Massachusetts. [2] [3] As of January 2017, the company had a market capitalization of $3.47 billion with an enterprise value of $5.9 billion. [1]
Inverness Botanic Gardens is located in Bught Park a few minutes walk from the west bank of the River Ness near to the Ness Islands. [117] In 2007, the city hosted Highland 2007, a celebration of the culture of the Highlands, and will also host the World Highland Games Heavy Championships (21 & 22 July) and European Pipe Band Championships (28 ...
Innisfree Garden began as the private property of Walter Beck (1864–1954) and Marion Burt Beck (1876–1959), who married in 1922. [1] He was a painter, the son of a German garden architect, and she was the daughter of Wellington R. Burt, a lumber baron from Saginaw, and inherited in 1919 the estate of 950 acres (384 hectares) and part of the family fortune. [2]