Sep 1, 2010 · Interior non-load bearing walls are easiest. For my own house, I used this method to get the supply vents high up on the walls from a basement air handler. In my case, all of the duct work is in conditioned space, so leakage was not a big concern.

Dec 1, 2023 · The load-bearing cementitious materials such as concrete rely on passive insulation to resist heat in fire and other high-temperature events. This study introduces a novel load-bearing system, incorporating a honeycomb-structured cementitious composite (HSCC) to enable adjustable active heat dissipation.

Jan 7, 2024 · When they put in ductwork, they put vent runs up the middle load bearing wall that go to the second floor. Was this common practice at one point?

Nov 10, 2020 · Hello, We had a HVAC system installed in our slab foundation house - all ducts/supply registers are in attic/ceiling. The contractor installed a return at the bottom of the wall, using two 2x4 cavities, in a load bearing wall - with notches cut out on the top plate.

The wall I’m looking at shouldn’t be load bearing as it’s just 8’ or so wide and doesn’t run the whole length of the house instead divides a bedroom front be bathroom. I could also add a horizontal 2x4 piece 16” wide above the vent to reinforce what I’m cutting.

Nov 13, 2019 · You can locate the trimmers and king studs to hang the vent hood on, while the cripples below the sill of the opening should be located 16” on center (or whatever the existing stud spacing currently is) in relation to all other studs in the wall.

Dec 21, 2007 · The heat coming through the drywall keeps them from freezing. If possible, I try not to seal the cavity tightly, e.g., I'll either vent it to the room where possible, or leave some gap around the pipes, covering the gap loosely with an escutcheon, so some warm air can get in. Mike HennessyPittsburgh, PA

Aug 8, 2023 · The present paper regards the proposal of an innovative low-cost ventilated load-bearing masonry using a new prefabricated dry-laid formwork wood-cement block with external interconnected holes forming a ventilated cavity.

Jun 1, 2014 · All you are doing is separating 1 load bearing wall into 2 load bearing walls separated by 12 inches. As long as the floor joists above are properly supported on the two load bearing walls you are fine.

Cast aluminum vents are standard in mill finish and do not contain mortar ribs. Available in baked enamel at extra charge. All extruded and cast vents can be equipped with operable dampers & ducts. FOR "FREE AREA" INFORMATION, PLEASE DOWNLOAD THE SUBMITTAL SHEET.