Control noise, improve comfort, and enhance fire safety with Rockwool Acoustic RockFloor. This semi-rigid stone wool board absorbs impact and airborne sound between floors while providing reliable thermal insulation. Perfect for screeds, floating floors, and floor finishes in residential and commercial buildings, it’s durable, easy to handle, and made from sustainable materials, offering long-lasting performance for new-build or refurbishment projects.

Benefits

Excellent sound absorption helps minimize impact noise and airborne sound between floors
Low thermal conductivity improves energy efficiency and indoor comfort
Euroclass A1 non-combustible, offering the highest level of fire safety
High compressive strength supports screeds, floor finishes, and other load-bearing applications
Moisture-resistant and rot-proof, maintaining performance over time
Semi-rigid construction makes handling, cutting, and installation straightforward
Made from natural stone and recycled materials, supporting sustainable building practices

Good to Know

Suitable for solid concrete floors, beam-and-block systems, and suspended timber floors
Available in a range of thicknesses and densities to match thermal targets and project specifications
Can be used beneath floating floors, screeds, chipboard, or other floor finishes depending on system requirements
Easily cut using a utility knife; wear gloves and a dust mask when cutting in unventilated areas
Store under cover, off the ground, avoiding prolonged exposure to sunlight and rain
Specialist PPE is not required, though a dust mask is recommended if cutting in unventilated areas

50mm Acoustic Insulation

50mm Rockwool RW4 Acoustic Insulation Slab 1.2m x 600mm (4.32m2)

50mm Knauf Acoustic Roll 13.5m x 1.2m (2 x 600mm) 16.20m²

50mm Superglass Acoustic Roll 2x600mm 15.6m2

50mm Superglass Acoustic Roll 1.2m

50mm Rockwool Acoustic RockFloor (sold per pallet)