DuctRock® is a high-density, non-combustible stone wool insulation slab for ventilation ducts. It is finished with a factory-applied black aluminium foil facing.
DuctRock comprises high-density, non-combustible stone wool insulation finished with a black foil facing. FirePro Glue and black aluminium foil tape should be used for sealing all board joints.
The product is available in three thicknesses and is installed using stud-welded pins, steel washers, and FirePro Glue.
In order to maintain fire performance, provide stability and minimise noise transfer, ROCKWOOL has developed a patented solution for installing DuctRock at the point where the duct penetrates a drywall system.
• Offers up to EI 120 minutes protection to ventilation and smoke
extract ductwork
• Tested on both vertical and horizontal ducts
• Black foil finish
• Patented horizontal penetration detail