Fire Rated Norsound Acoustic Mastic in White. 3 x 300ml Tube. 4 hour fire barrier, Can be overpainted.

Description

Norsound Acoustic Fire Rated Mastic - 310ml - White x 3 tube. Intumescent acrylic sealant that provides excellent sound reduction properties coupled with a 4 hour fire barrier. Remains permanently flexible & can be installed in joints up to 50mm due to excellent no-slump resistance. Can be overpainted. Sufficient to produce approx 1 metre using a 20mm x 15mm bead. Up to 4 hours fire rating dependant on construction. Install in accordance with test certificate