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In modern homes it’s recommended that 40 per cent of the total volume of air within the building is replaced every hour, in other words around 0.4 air changes per hour (ac/h). In a solid-walled traditional building up to 0.8 ac/h may be required because of the extra moisture present in the structure. In a damp building the ventilation might ...
- Insulation
Composed of 90 per cent air, its slim profile makes it ideal...
- Damp
The more airtight the building, the fewer the number of air...
- Lime
Anyone repairing or conserving old buildings should know...
- Retrofit Essentials
Retrofit projects can be broken down into three phases:...
- Maintenance
Further essential maintenance tasks include ensuring air...
- Old Buildings Can Be Green
In this section, Roger Hunt, co-author (with Marianne Suhr)...
- Insulation
Marshalls plc. Marshalls plc is a United Kingdom based manufacturer of natural stone and concrete hard landscaping products, supplying the construction, home improvement and landscape markets. It is based in Elland, West Yorkshire. It is listed on the London Stock Exchange, and is a constituent of the FTSE 250 Index. [3]
Stone-Platt Industries - Graces Guide. Registered UK Charity (No. 115342) Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 164,507 pages of information and 246,095 images on early companies, their products and the people who designed and built them.
A Positive Input Ventilation, or PIV system, is a ventilation unit that eliminates condensation by introducing fresh, filtered air into your home that replaces humid, moist air. PIV units are usually installed in a loft and draw external air in through a filtration system at a continuous rate. This steady flow of fresh air is moved around the ...
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- Why Were Split Systems developed?
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Prior to my time at Bathica TOSOT, I did some contract work for Heat Controller, Inc. out of Jackson, MI. You know them by the brand name Comfort-Aire. I had the pleasure of learning the history of the mini split from a man who lived it, Mr. Don Peck, the CEO of Heat Controller at that time and an employee there for over 50 years.
Don was always proud to tell me that the FIRST mini split was developed by Heat Controller: here are his exact words: “The first introduction in 1965 was the Comfort-Aire Twin which was a window air conditioner with a split cabinet design that allowed the window to close into the center of the unit with the compressor and the condenser fan on the o...
A 12K LOMOPLUS IDU is just 39.9” long X 12.1” high X 8.7” deep. No funky wood grain but rather a simple, discrete clean appearance. The Comfort-Aire Twin Pac of the early 1980s left the market because it could not meet an EER of 8 required back in the day. The LOMOPLUS well, The 12K LOMOPLUS has an EER of 15.3 and a SEER of 30.5 (the 9K LOMOPLUS ha...
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The results of this project became a guide for schools throughout the United States. Using proper temperature control meant that the ventilating rate could be reduced below 30 cfm (14 L/s) of outdoor air per occupant. Yet in 1922, 22 states had building codes requiring 30 cfm (14 L/s). The ASHVE Laboratory.
Dec 1, 2011 · Heritage First Burn-Intake Air Control Question. landrand. Dec 1, 2011. Active since 1995, Hearth.com is THE place on the internet for free information and advice about wood stoves, pellet stoves and other energy saving equipment. We strive to provide opinions, articles, discussions and history related to Hearth Products and in a more general ...
