All About ROCKWOOL Insulation (Special Podcast)

Rockwool stone wool insulation package in foreground with construction worker installing insulation batt on home's exterior in background
Stone wool’s sound-absorbing and fire-resistant qualities make for effective insulation. (ROCKWOOL)


In this special Today’s Property owner Podcast, we’re chatting all about stone wool insulation with Dan Edelman, Rockwool’s National Enterprise Advancement Supervisor.


Stone wool insulation is hearth-resistant and non-combustible, providing your spouse and children more time to safely and securely escape a dwelling fireplace. (ROCKWOOL)

What is ROCKWOOL insulation?

Dan: ROCKWOOL insulation is a rock-centered mineral fiber insulation comprised of Basalt rock and Recycled Slag. Basalt is a volcanic rock (considerable in the earth), and slag is a by-merchandise of the metal and copper industry. The minerals are melted and spun into fibers.

ROCKWOOL merchandise comprise between 16% or 40% pre-client recycled material dependent on the ROCKWOOL producing facility location.

The amount of recycled articles is optimized to give the great thermal, acoustic, and fireplace protection houses from ROCKWOOL items, whilst however maximizing the recycled articles.


ROCKWOOL’s Heritage

Rockwool factory in Byhalia, Mississippi
Rockwool’s producing facility in Byhalia, Miss., was the company’s to start with generation operation in the United States. (3 Echoes Content Studio)

Dan: ROCKWOOL organization commenced in 1937 in Copenhagen, Denmark, and the business expanded to the North American current market in 1988.

So, our merchandise is rather new to North The usa, but historically it’s been about for very some time now. We just opened up a new highly developed manufacturing unit in Ranson, West Virginia. 

All of our factories are zero squander-to-landfill, and for the reason that stone wool insulation is hydrophobic, we use recycled rainwater to cut it. Even our factories that are wind- and water-powered are self-generating.

You can uncover out far more about how our sustainable factories get the job done on ROCKWOOL’s Sustainability webpage.


Pros of Stone Wool Insulation

Not only is Rockwool insulation very fireplace-resistant, it also is effective to contain fireplace and protect against its unfold. (Rockwool)

Dan: ROCKWOOL stone wool insulation is normally fire-resistant because it is built from rock. We don’t have to insert any fireplace retardants or substances that maximize flammability, so it is never going to carry a flame and has zero smoke development.

One more benefit is mould resistance. ROCKWOOL stone wool insulation basically repels h2o. There will often be moisture in the air, in particular when you’re conversing about crawlspaces and attics.

Remaining equipped to repel that moisture away and without end remaining a mildew and mildew-resistant product, it’s going to help with the sturdiness of your wall assembly as properly.


Attic Insulation

An interior view of a house attic under construction with stone wool insulation
An attic is 1 of the most price tag-powerful spots to incorporate insulation. (ROCKWOOL)

Dan: ROCKWOOL insulation batts appear in 16-inch on heart or 24-inch on centre by 47 or 48 inches prolonged, which is the excellent dimensions for insulating attics. They match correctly concerning the studs, so you get that complete cavity insulation.

Stage a person when putting in attic insulation is to inspect the recent insulation. Make guaranteed there’s no moisture, mould mildew, rodent droppings or rodents dwelling there. Rodents really don’t generally treatment for ROCKWOOL insulation. 

After inspection, merely lay the batts down perpendicular to the joists, particularly if the present insulation is only to the joists.

If the existing insulation is beneath the joists, you’ll want to fill up to the joist line so you get much more constant insulation.

ROCKWOOL insulation usually has a 4.2 to 4.3 per inch R-value, so you basically never need fairly as much to hit the greater R-price. Nonetheless, we have merchandise with a larger R-benefit largely for attics.


Rockwool Stone Wool Insulation Safe n Sound
Rockwool Safe’n’Sound is built precisely for seem dampening to help avoid noise from touring. (3 Echoes Articles Studio)

What About Seem Insulation?

Dan: The very best factor for sound insulation is density and mass, the two of which ROCKWOOL has. 

The other component to seem insulation is friction in shape, how restricted it suits in that wall cavity. If you have 1 area that you can’t insulate adequately, all the sound is going as a result of that a person portion and you are cutting down that seem insulation.

For much more information on ROCKWOOL stone wool insulation, go to ROCKWOOL.com and test out our All About Insulation webpage.


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