R-Values of Safe’n’Sound vs. Comfortbatt Rockwool Insulation
2018年6月6日 · Safe'n'sound vs Comfortbatt R-? (Not rated) vs R-15 3" thick vs 3.5" thick estimated cost per sq ft: $0.80 vs $0.77 I read somewhere that Safe'n'Sound is denser and better at sound insulating.Which I like the sound of. :) But my mind says "What about that last 1/2" that Safe'n'Sound doesn't fill? I think it ought to be filled. And why can't someone (or has someone) tested the R-value of the ...
R-Value of Roxul SafeNSound? - GreenBuildingAdvisor
2021年12月3日 · For a quiet home, Roxul Safe’n’Sound is the right choice. “ However if density compromises the R value, wouldn’t the ComfortBOARD be even lower R-value (the harder stuff used for exterior insulation). The comfortboard is rated at R4 per inch whereas the batt is R4.18 per inch. Makes me think the Safe’n’Sound is in the 4 to 4.18 range?
Foam board or Rockwool for insulation/sound insulation
2022年2月11日 · Safe'n'Sound has a density of 2.5 lb/ft³, an STC (sound transmission class) of 45 on 16” center wood studs, 52 with 24” center steel studs, and 50 when used between floor joists. Roxul/Rockwool makes ComfortBoard rigid board insulation for exterior insulation that is much heavier and attenuate sound better than foam.
Rockwool (Roxul Insulation) in 2×6 walls - GreenBuildingAdvisor
2020年3月28日 · I am in Zone 5, 2×6 walls on a single floor home. I have spoken with three insulation companies and WOW is close cell spray foam expensive. The plan is to do R49 close cell under the roof deck to the seal plates, then Roxul Rockwool R23 for the 2×6 walls. My first concern is Rockwool safe?
Rockwool R15 vs Safe & Sound Interior Wall - GreenBuildingAdvisor
2022年9月26日 · If you have the physical space, a second layer of drywall, ideally 5/8" type X, in additional to the mineral wool between studs will help with sound blocking. BTW, when installing mineral wool in stud bays for sound attenuation, you want it pressed against the drywall on ONE side of the wall only, with an air gap on the other side.
rockwool - anyone with a guess about specs not given for R value …
2020年11月2日 · The safe and sound product is the same as the normal mineral wool insulation in terms of R value per inch, safe and sound is just a little thinner so that it doesn't contact the wall surface on both sides of the wall. Normal mineral wool is R15 at 3.5 inches, the safe and sound variant is typically 3 inches thick, which will be about R12.8 or so.
Has anyone tried Roxul Safe N Sound (or similar) for soundproofing?
2013年9月2日 · Leave both layers of ceiling drywall 1/4" from the walls and caulk the gap. Be very careful not to screw into the framing above and short-circuit the res bar. have had good success with Safe and Sound but you may be right that the difference isn't …
Using RockWool in between roof rafters? - GreenBuildingAdvisor
2020年1月27日 · In Zone 2 Texas with dark shingles it's relatively safe to use (moisture buffering) cellulose between the rafters without venting even at R30, with a modest increase in risk if going with fiberglass or rock wool. See Table 3 in this document the "2A Houston" row, the "Spray Fiberglass" and "Cellulose" columns:
Hydrophobic Properties of Mineral Wool - GreenBuildingAdvisor
2021年6月4日 · Here are my 24 hour wicking test results (thanks for all your counsel). From least to most wicking ... 1. Fiberglass batt (did not absorb beyond the water level of the tray) 2. ThermaFiber SAFB mineral wool batt. Minimal wicking. 3. Safe'n'Sound mineral wool batt. Minimal wicking. 4. Cellulose. Wicked right to the top of the sample. 5.
Leaving rockwool exposed in basement ceiling
2017年1月24日 · Hi. A few places in my basement ceiling cannot be finished with sheetrock: above the electrical panel, the concrete block wall behind the boiler, etc, due to too many pipes or electrical conduits converging. Yet I still need to maintain a fire-rated ceiling in those locations. The building inspector suggested I pack those locations with rock wool. How can I do this and not have an eternal ...