Celotex Isover

ISOVER Acoustic Partition Roll (APR 1200)

A glass mineral wool roll that provides high levels of acoustic performance in partitions, walls and floors.

Product Image
U-value Calculator
Start your U-value calculation >
Use the calculator


  • Internal Metal Stud Walls
  • Internal Timber Stud Walls
  • Separating Metal Frame Walls
  • Separating Timber Frame Walls
  • Internal Floors
  • Timber Separating Floors

Product Features

  • 1200mm wide, pre-cut into 2x 600mm rolls
  • Manufactured from up to 75% recycled glass
  • Achieves a Eurofins Gold certification, the highest accreditation for indoor air quality
  • Achieves an A+ generic rating within the BRE Global Green Guide

Product Properties

  • Board / Roll size: Width 2x600mm, Length 9170mm-20000mm
  • Thickness : 25-100mm
  • Material: Glass mineral wool

Product Performance

  • Lambda: NA
  • Reaction to Fire: Euroclass A1 Reaction to Fire classification, according to EN 13501-1
  • Excellent acoustic performance - Delivers a measurable reduction in sound transmission through a wide variety of lightweight partition walls and floors

Product Benefits

  • Helps to improve the acoustic comfort of buildings when used within partition, wall and floor systems
  • SpecSure® Warranty - Guaranteed lifetime performance when used as a part of British Gypsum drywall and acoustic floor systems
  • Backed by one of the UK’s most comprehensive libraries of system performance tests conducted in conjunction with British Gypsum
  • Systems including APR 1200 can achieve the highest levels of acoustic performance required under the Home Quality Mark Scheme
  • Easy to install - Pre-cut rolls designed to fit between standard stud spacings, allowing a large number of studs to be filled rapidly on site. The flexibility of the rolls combined with the push fit install method helps eliminate gaps that can reduce acoustic performance
  • Available in a range of thicknesses sized to core drylining applications