It costs about about 25 to 45 more than fiberglass but i feel its benefits more than justify the additional costs.
Mineral fiber insulation vs fiberglass.
As an example the r 15 mineral wool costs about 80 per sq.
Fiber glass mineral wool vs.
The manufacturing process involves taking molten rock and spinning it while blasting it with cool air.
For example insulating a 10 square foot wall area to r 15 costs about 3 40 to 4 00 with fiberglass insulation while a comparable r value for rigid foam costs roughly 10.
Determining the final selection is often based on cost temperature range or meeting a certain specification.
Prices can vary at any time but expect to pay around 0 10 more per inch for mineral wool versus fiberglass.
Fiberglass has an r value of approximately 2 2 to 2 7 per inch of thickness.
The thermal resistance of insulation is measured by what s commonly known as the r value and the higher the r value the better.
Mineral wool insulation or rockwool typically costs more per inch than fiberglass insulation.
Fiber glass mineral wool engineered to outperformtm vs.
Both insulation materials are effective solutions for the insulation of tanks and offer unique advantages and disadvantages.
Mineral wool is easier to install correctly more water resistant and with a better r value.
With so many insulation types and sometimes conflicting information on the safety of insulation materials it s vital to weigh the pros and cons.
Fiberglass is a non organic product made from melted glass spun into a mat of fine fibers.
Mineral wool is also a non organic product made from volcanic sand melted at.
How they stack up.
Mineral wool has a slightly higher r value ranging between 3 0 and 3 3 per inch.
Both types are popular and readily available.
Thanks gregory for the excellent article which should help dispel common misconceptions about mineral wool vs fiberglass.
Johns manville tempcontrol roxul comfortbatt and thermafiber ultrabatt.
When building or remodeling a house the issue of insulation is an important one.
Be aware though that.
There are at least three brands of mineral wool batts for thermal wall insulation.
Fiberglass insulation by daisy cuinn hunker may earn compensation through affiliate links in this story.
Overall mineral wool batts are a much better product than fiberglass.
Comparing the facts no matter what the building challenge fiber glass and mineral wool insulation have the product variety application flexibility and value to help satisfy every job s demands.
Fiberglass insulation is less than half the price of rigid foam insulation when calculated by r value per square foot.