Verified by manufacturer 2 months ago
High density acoustic insulation slab providing sound and thermal insulation in separating floors, ceilings and walls.
Hush Slab 25 is an acoustic insulation slab suitable for separating floors, ceilings and walls in a wide variety of new build and refurbishment projects including:
It can also be used as part of Robust Details floor and wall systems.
Hush Slab 25 is an insulating slab spun from molten rock manufactured by utilising renewable energy and a sustainable source of raw material.
The acoustic insulation slab can be used to fill the voids between joists in timber floor/ceiling constructions or in between timber or metal studwork of separating walls.
Produced from non-combustible inorganic rock it is defined as 'mineral wool' in BS 3533 and complies fully with the recommendations of BS 5422 and BS 3958-5.
Hush Slab 25 will not encourage the growth of fungi, mould or bacteria, does not sustain vermin, is rot proof, odourless, and completely non-hydroscopic.
The product has an A1 fire classification. This means it complies with the requirements of non-combustible materials/products, as defined in all the Building Regulations covering the UK and Ireland, making it suitable for use in separating floor/ceiling and wall designs where the specification also seeks to reduce the spread of fire.
Hush Slab 25 also offers excellent thermal performance which may also be beneficial to the design of connected homes – new build or refurbishment. It has a thermal resistance of 0.70 m2K/W and thermal conductivity of 0.035 W/mK.
It is compliant with Building Regulations Part E (England and Wales), Section 5 (Scotland) and Part G (Northern Ireland) and can be used as part of Robust Details floor and wall systems.
The product is also available in thicknesses of 50 mm, 75 mm and 100 mm.
Color | Beige |
Finish | Unfaced |
Material | Rock mineral fibre Mineral wool |
Shape | Rectangle |
Length | 1200 mm |
Width | 600 mm |
Height | 25 mm |
Uniclass | |
CAWS | K11/275 Acoustic separating floor system K11/295 Floating floor system P10/240 Insulation fitted between floor joists P10/250 Insulation supported between floor joists P10/45 Insulation laid between floor joists P10/50 Insulation supported between joists |
Standard | To BS EN 3533, BS 5442 and BS 3958-5. |
Form | Mineral wool. |
Thickness (minimum) | 25 mm. |
Fire performance | Building regulations: Class 0, Spread of flame, Class 1 to BS 476-7.Guidance for specification option: Achieves the required indices of performance of fire propagation to BS 476-6. |
Contains Red List materials | No |
Country of product manufacture | United Kingdom |
Material | Rock mineral fibre Mineral wool |
Recyclability | Can be recycled |
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