Kalmuk
A go-to product for acoustic absorption properties, with M1 flame-retardant rating it is ideal for controlling ambient noise in all types of indoor spaces.
This thick brushed-effect material has a fleecy finish on both sides and is an affordable alternative to velours for making highly absorbent acoustic curtains, and can also be used as lining material.
Fully opaque, Kalmuk can also be used to make black boxes.
Width: 300 cm | Weight: 500 g/m² |
Flame-retardant rating: M1 B1 | Composition: 100% Cotton |
Technical data | Value | Notes |
---|---|---|
Width | 300 cm | Width 160 cm, cream colour available to order |
Weight | 500 g/m² | |
Thickness | 2 mm | |
Flame-retardant rating | M1 B1 | |
Composition | 100% Cotton | |
Roll length | 30 m (bales) | Cut-to-length possible |
Acoustic properties WSAC SAC NRC SAA | 0.75 αw C (highly absorbent) 0.75 0.72 | Standards: ISO 354 - ISO 11654 - ASTM C423 |
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