Art. Nr.: 43692

Black Pearl 3mm 1,37x11 m

Sponge rubber underlay for carpet installation.
• End Use Classification (BS 5808: 1991): HC/U, Heavy Contract Use.
• Installation method : Black Pearl is suitable for the double-stick method or stretching technique.
• Install Black Pearl with crepe backing upwards in a non-slip glue and glue the
• carpet on the crepe backing. Use the double stick method if it is for heavy contract
• use.
• Thickness : Approx. 3 mm
• Roll size : 11 m x 1,37 m =15,07 m²
• Weight in m2 : Approx. 2,190 gram / m2 (roll weight approx. 33 kg)
• Material : Top layer : Stitch bonded perforated crepe paper
• Middle layer : Flat sponge rubber
• Bottom layer : Spun bonded non-woven fabric
• Suitable for castor chair use (Test method: EN 985) : Yes (double stick)
• (Castor chair test)
• Heat passage coefficient (Test method: ISO 8302)
• (Thermal insulation - Determination of steady-state thermal
• resistance and related properties - Guarded hot plate : 0,003 m2K/W
• apparatus) : 0,55 togs
• Sound reducing (test method: BSEN ISO 140-8: 1998 & BSEN ISO 717-2: 1997)
• (Acoustics - Measurement of sound insulation
• in buildings and of building elements) : ?Lw = 19 dB

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