However if we focus on two similar and popular sound control products from each insulation type a comparison works better.
Denim insulation vs roxul.
It is extremely effective for sound absorption and thermal performance.
Roxul vs denim insulation roxul is pretty awesome to work with no very little itch i think it cuts easier than fiberglass no weird smells.
Use your gwg s to lower your ghg s.
Denim insulation soundproofing installs the same way stone wool and fiberglass insulation do through compression fit.
It performs better than fiberglass during high winds and at low temperatures.
While the average fiberglass insulation product contains 20 to 30 percent recycled content according to the u s.
That brand is roxul and right now they are the best soundproofing insulation brand on the market.
The cotton insulation comes in compressed rolls or batts.
Their roxul safe n sound product offers probably the best value for the money right now.
According to the home depot web site ultratouch denim insulation retails for 6 per roll 16 inches by 48 inches or 41 centimeters by 122 centimeters while owens corning fiberglass insulation costs 3 15 for the same size roll.
Cotton insulation denim denim insulation via creative commons.
Denim insulation performs as well as fiberglass and cellulose with an average r value of 3 5 per inch.
It can be used to achieve leed certification.
It is affordable has the best frequency rating on the market and is designed for indoor residential use.
The compressed material needs time to rebound to its original thickness.
Regardless i m in the same boat right now as the op debating which insulation type to use and if my calculations are correct ultratouch denim insulation s density is 2x the density of r13 fiberglass pink fluffy and equal to r15 fiberglass density.
It contains 10 boron based fire retardant a natural non toxic.
Department of energy rock wool consists of 75 percent recycled content or greater.
It comes in batt form like fibreglass and stone wool.
Easier installation than fibreglass.
Never worked with denim but here its much more expensive than fiberglass and rock wool even making it not really an option.
No protective gear needed.