Anyone like to share their favorite ways to speed up duct airtightness ("Ductblaster") tests?I'm especially interested in best practices for existing homes - retrofit pre-seal testing, registers and…Continue
"The Home Performance archives site (re: HP Forum Archives tab on main menu) has a two-tier search engine. There's a quick search box at the top of the archive forum frame. There's also an Advanced Search page (linked just below quick…"
"Thanks David, great that you can pull up past archived posts ... is there a search system or do you just have an awesome memory!?
I'm currently playing around with supermagnets, will let all know what i learn. "
DRYER VENT: screws bad idea, possibly prohibited by code.
METAL DUCT: must be screwed together or other mechanical connection S/Drive etc
FLEX for conditioned air or ventilation: Panduit strap is preferred mechanical connection.
HVAC design, Manuals J, S, T, & D, Duct leakage, Air flow, ENERGY STAR new home requirements, and more. Since heating & cooling are such a big part of home energy use, understanding HVAC is critical.See More
Anyone like to share their favorite ways to speed up duct airtightness ("Ductblaster") tests?I'm especially interested in best practices for existing homes - retrofit pre-seal testing, registers and grilles are in place and so on. Time is money! But if you have new home test tricks to offer, please do for the benefit of all members.What is your opinion/experience with:grill mask/duct mask tapes?Ventcaps? (durability?)Duc-Blocs?Magnetic sign material?Foam blocks (eg. used to hold high pressure…See More
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This 1950s Montreal house was retrofitted to become a super efficient passive house by adding a 16 inch thick layer of cellulose insulation to the exterior. Maison Ozalée's builder, Richard Price from Construction Le Tournesol, also used triple…