Rock wool is a silica based stranded insulation very similar to fiberglass.
Attic insulation rockwool.
Rock wool insulation.
Rock wool generally costs more than fiberglass insulation.
Rockwool comfortbatt is a semi rigid stone wool batt rockwool comfortbatt is a semi rigid stone wool batt insulation for exterior wood and steel stud applications in both new construction and renovations.
Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces.
Rock wool insulation can be installed wherever you d install fiberglass or any other type of insulation including walls floors ceilings attics and crawlspaces.
Fiberglass insulation rated at r 15 to fit a standard 4 inch wall costs around 0 50 per square inch as of 2013 according to fine.
It is a manufactured product made by melting basaltic rock and dolomite with added binders.
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It features a unique flexible edge designed to compress as the batt is inserted then spring back expanding the batt against the frame studs to give a complete fill.
Select your attic insulation application.
It can be used as the primary building insulation or as additional insulation in walls and ceilings of existing structures.
Slag a steel manufacturing by product is mixed with the liquid hot basalt and the resulting combination gets spun into threads and pressed into standard size insulation batts.
Use rockwool thermal stone wool insulation to insulate the attic of a new build extension or to increase the r value and top up the current attic insulation especially in an older home.
The specific type of rock used to make rockwool insulation is basalt a volcanic rock that melts at approximately 3 000 degrees fahrenheit.
Rock wool is usually gray white off white or brownish white.
Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
Another mineral based loose fill insulation is rock wool which has a fibrous soft cottony texture.