February 5, 2023

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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 hearth-resistant properties make for productive insulation. (ROCKWOOL)


In this unique Today’s Home owner Podcast, we’re chatting all about stone wool insulation with Dan Edelman, Rockwool’s National Business enterprise Enhancement Supervisor.


Stone wool insulation is fire-resistant and non-combustible, offering your relatives extra time to securely escape a household hearth. (ROCKWOOL)

What is ROCKWOOL insulation?

Dan: ROCKWOOL insulation is a rock-based mineral fiber insulation comprised of Basalt rock and Recycled Slag. Basalt is a volcanic rock (ample in the earth), and slag is a by-product or service of the metal and copper market. The minerals are melted and spun into fibers.

ROCKWOOL items contain among 16% or 40% pre-buyer recycled content dependent on the ROCKWOOL producing facility site.

The total of recycled content is optimized to present the great thermal, acoustic, and fireplace security houses from ROCKWOOL products and solutions, whilst still maximizing the recycled content.


ROCKWOOL’s Background

Rockwool factory in Byhalia, Mississippi
Rockwool’s manufacturing facility in Byhalia, Miss out on., was the company’s to start with creation procedure in the United States. (3 Echoes Articles Studio)

Dan: ROCKWOOL firm began in 1937 in Copenhagen, Denmark, and the business expanded to the North American industry in 1988.

So, our product or service is comparatively new to North The us, but historically it’s been close to for really some time now. We just opened up a new superior manufacturing facility in Ranson, West Virginia. 

All of our factories are zero waste-to-landfill, and since stone wool insulation is hydrophobic, we use recycled rainwater to slash it. Even our factories that are wind- and h2o-powered are self-generating.

You can come across out additional about how our sustainable factories do the job on ROCKWOOL’s Sustainability webpage.


Pros of Stone Wool Insulation

Not only is Rockwool insulation very hearth-resistant, it also works to comprise fire and avert its distribute. (Rockwool)

Dan: ROCKWOOL stone wool insulation is in a natural way fireplace-resistant mainly because it is made from rock. We don’t have to incorporate any fire retardants or substances that improve flammability, so it is never ever heading to have a flame and has zero smoke advancement.

A different advantage is mold resistance. ROCKWOOL stone wool insulation essentially repels water. There will often be moisture in the air, specifically when you’re speaking about crawlspaces and attics.

Becoming ready to repel that humidity away and for good staying a mildew and mildew-resistant solution, it is likely to help with the longevity of your wall assembly as very well.


Attic Insulation

An interior view of a house attic under construction with stone wool insulation
An attic is one of the most expense-powerful regions to include insulation. (ROCKWOOL)

Dan: ROCKWOOL insulation batts arrive in 16-inch on centre or 24-inch on middle by 47 or 48 inches extensive, which is the excellent size for insulating attics. They suit perfectly in between the studs, so you get that full cavity insulation.

Phase a person when putting in attic insulation is to inspect the recent insulation. Make confident there is no moisture, mildew mildew, rodent droppings or rodents living there. Rodents don’t mainly treatment for ROCKWOOL insulation. 

Soon after inspection, basically lay the batts down perpendicular to the joists, in particular if the present insulation is only to the joists.

If the present insulation is below the joists, you are going to want to fill up to the joist line so you get far more continual insulation.

ROCKWOOL insulation usually has a 4.2 to 4.3 for every inch R-benefit, so you basically really don’t want pretty as considerably to hit the increased R-worth. Nevertheless, we have products and solutions with a greater R-worth mainly for attics.


Rockwool Stone Wool Insulation Safe n Sound
Rockwool Safe’n’Sound is intended particularly for audio dampening to enable protect against noise from touring. (3 Echoes Content material Studio)

What About Seem Insulation?

Dan: The ideal detail for sound insulation is density and mass, each of which ROCKWOOL has. 

The other part to audio insulation is friction fit, how restricted it matches in that wall cavity. If you have a single area that you just cannot insulate correctly, all the seem is likely by that 1 portion and you’re minimizing that sound insulation.

For additional information on ROCKWOOL stone wool insulation, go to ROCKWOOL.com and look at out our All About Insulation webpage.


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