Building Code Questions- Page 64 of 68
-
Garage ventilation requirements/calculations?
Working on an energy retrofit project and the client is wanting mechanical garage ventilation. I'm having a hard time finding information about how to figure out how much he needs.…
-
Are code-breaking BPI builders causing trouble for unvented roofs?
I have a flat unvented roof on my 100-yr old rowhouse in Philadelphia, climate zone 4. There is about 18" between the top of the ceiling and the bottom of…
-
Clothes dryer vent to outside — material of construction
I'm trying to find a better way to get the vent through the wall in a brick veneer home---new construction. The standard cheap thin wall vent from the big-box store…
-
Anchor bolt tightness — new construction
My anchor bolts were tightened up initially with a wrench. Upon checking them a few months later, most of them were only hand-tight? On many of them you could see…
-
Vapor Barrier in summation
In talking to a friend of mine today who is in the tail end of GC'ing a complete remodel of a 1920's 2 story Victorian in Minneapolis ZONE 6b he…
-
Existing 2″x8′ joists between residential units need rating…
Hi there, I am working on a project where we are converting a single family dwelling into two separate units. It is quite a narrow house; and the existing floor…
-
What is the difference between C-HERS and HERS?
What is the difference between the California HERS score from Title 24 and the HERS index used in the rest of the country? Is it possible to convert between the…
-
Use of Exterior house wrap like Tyvek with XPS Insulation board
Can a house wrap like Tyvek be used over Green Guard XPS Foam fanfold siding underlayment?
-
What does code require for HVAC in addition?
We are putting a 2 story addition to our home in Wisconsin. Wall insulation will be R 35. We have a forced air furnace. I would like to serve the…
-
IECC 2009 Fenestration Area limits?
Quick question for those who know the IECC 2009: We're looking at a single-family residential project in Southern Michigan (climate zone 5A) where the client wants upwards of 50% window-to-floor-area-ratio.…