Rock wool / Discussions

Can Rockwool be installed over Type II EPS?

...Rockwool Comfortboard 80 over the EPS? When insulating the exterior of a house whether that’s a new home or adding insulation to an existing exterior wall, it i...

Posted by Brian Bonnell March 30, 2020, 11:04 a.m. Wall assemblies - renovation 1 Responses

How do you insulate a 70s home with 2x4 walls that has fiber glass insulation?

...Rock wool? How costly of a project is this? Here is an article that will give you a starting place about tearing down or rebuilding old walls . And here's anoth...

Posted by Mark Aussenegg Nov. 26, 2018, 6:49 p.m. Wall assemblies - renovation 1 Responses

How do you insulate concrete basement walls and avoid mould?

...Rock Wool covering the entire basement walls. Then the stud framing goes on. Then additional bats or Rock Wool boards installed between the frame stuctures. I d...

Posted by William Hunter Feb. 22, 2021, 11:40 a.m. Basements improvements 2 Responses

Do you need an HRV or ERV in a 68 year old home?

...rock wool with paper. My house can get dry in the winter sometimes with humidity at 20% in a cold spell and I am going to install a humidifier. I have a merv16 ...

Posted by Gary Szymkowski Nov. 1, 2020, 10:11 a.m. Ventilation 0 Responses

What is the best way to insulate a 2x8 wall?

...Rockwool comes in batt insulation as well as rigid, so I wouldn’t be cutting it up to fit anywhere, they should have the sizes you need. Rockwool, (formerly kno...

Posted by Michael Sweglar July 8, 2020, 10:43 a.m. Wall assemblies - new construction 3 Responses

What kind of insulation do you recommend to put on my exterior sheet rock wall?

...wool / rock wool insulation as they aren’t harmed by moisture and it will pass right through it. Walls need to be able to dry, so anytime you are adding to a wa...

Posted by Uwe Thomas May 22, 2020, 10 p.m. Insulation and soundproofing 1 Responses

Can you use Hemp insulation to insulate a metal structure?

...rock wool / mineral wool insulation as it is also less likely to be harmed by any incidental exposure to moisture.

Posted by Jen Moffat Sept. 23, 2020, 1:16 p.m. Insulation and soundproofing 1 Responses

What do I use in a dropped basement ceiling for soundproofing?

...Rock wool / mineral wool work great for reducing sound transmission, as does hemp insulation , either in batts or sheets. Since it is likely an open basement ce...

Posted by Melissa Pickett Oct. 10, 2020, 12:19 a.m. Insulation and soundproofing 1 Responses

How to reduce the rain noise from a metal roof?

...rock wool or even fibre glass will held dampen the transmission of sound. Here are two pages that will help – Choosing insulation for heat loss and soundproof...

Posted by Igal H Nov. 24, 2020, 4:57 p.m. Insulation and soundproofing 1 Responses

What type of Insulation can I use on the exterior of my home?

...Rockwool (or mineral wool) panels are a safe bet for you as they do not stop the outward migration of moisture. There are two brands that may be available in Sa...

Posted by Scott Muller April 18, 2019, 2:19 p.m. Wall assemblies - renovation 6 Responses

What insulation should you use to cover the ground GEODESIC Dome?

...rock, pea gravel, some other decorative stone/rock or beauti bark Application is a 24’ diameter AQUAPONICS Greenhouse What can you suggests or quote? MERCI’...

Posted by Vincent Warwick Oct. 1, 2020, 2:09 p.m. Insulation and soundproofing 1 Responses

What is your opinion about building a garage on posts (screw piles)?

...rock wool. Wait for a string of sunny days to do it, and make sure it is well-protected from water infiltration for the length of time it takes to get a roof on...

Posted by Les P Dec. 11, 2017, 2:21 p.m. Foundations and Basements 1 Responses

What is the best way to insulate a Multi-material wall?

...rock wool panel to let moisture pass through? Read more here – Rigid insulation panels for exterior walls – how to choose the right one And I just want to b...

Posted by Steve J Sept. 29, 2020, 10:15 a.m. Wall assemblies - renovation 7 Responses

Can you install foam boards directly against basement walls?

...wool , Rockwool and then drywall overtop. a 6 mil poly barrier before drywall will prevent your wall from drying, hopefully your municipal building inspector wi...

Posted by Ted Gorab Oct. 3, 2019, 6:09 p.m. Basements improvements 15 Responses

What is the best way to insulate the ceiling of my crawl space?

...Rockwool (mineral wool) insulation in cases when you aren’t sure of conditions, because it is not harmed by moisture, and it doesn’t impede the movement of mois...

Posted by Judy Mendel Feb. 17, 2020, 11:10 p.m. Crawl spaces 4 Responses

How do you fix radon and water infiltration in a dry stone foundation?

...Rockwool (mineral wool) is sort of a failsafe choice in that regard, it isn't harmed at all by moisture, and the moisture will also move right through it. And i...

Posted by john flannery July 14, 2020, 4:24 p.m. Foundation and basement improvements 5 Responses

I want to insulate the outside of my house, which type of insulation do you think is best?

...Rockwool rigid board insulation (known as Roxul prior to re-branding). It’s sort of a failsafe insulation in the sense that air goes through it, moisture goes t...

Posted by J. Ferguson Nov. 15, 2017, 10:34 a.m. Wall assemblies - renovation 12 Responses

How can I get rid of moisture between the vapor barrier and the insulation in a basement?

...wool? Yes, we much prefer mineral wool / Rock wool in basements as a basement is typically far more at risk of moisture accumulation and mineral wool manages it...

Posted by David Mitchell Aug. 14, 2018, 6:32 p.m. Basements improvements 30 Responses