Mustwall 33B Soundproofing for Party Walls

 82.50 €68.75 per m²

Mustwall 33b Wall Soundproofing  is a direct to wall 33mm thick sound insulation panel, composed of a 20mm-thick acoustic panel and a 12.5mm thick plasterboard slab. Panel size 1.0m x 1.2m.

205 in stock

Product Quantity Item Price
Volume Discount 10 - 20  76.31
Volume Discount 21 - 100  74.25

Mustwall 33B Wall Soundproofing is a 33mm thick acoustic wall insulation panel, composed of a 20mm thick acoustic recycled rubber panel and a 12.5mm thick plasterboard slab. The soundproofing panels are 1.00m wide x 1.20m high. Mustwall 33B is designed for use when space is at a premium – remember you only lose 50mm in total when the complete system is installed.

Check out our guide on “How to Soundproof a Party Wall”

Key Features

  • Complete acoustic upgrade system at a minimum loss of space
  • Fit directly to the existing wall
  • Complete system is less than 50mm thick
  • Eco-friendly product – made from recycled rubber
  • Recyclable
  • Easy to install in new or existing interiors, and can be cut to size
  • Ideal for soundproofing party walls in rooms, halls and stair areas where space or lack of space is an issue
Additional Information











Black, White

Mustwall 33B Installation

Mustwall 33B Installation

  • Lay strip of the Stywall Acoustic Bearing on the floor.
  • Fix Mustwall 33B to the existing wall using fixings (5 per panel).
  • Fix layer of 12.5mm plasterboard to Mustwall 33B using Seal & Fix adhesive. Stagger the joints between the two layers.
  • Leave a 5mm gap around walls and fill with acoustic sealant.
  • The wall can be finished by plaster skimming or as desired.
  • Skirting board should be fixed with glue or plasterboard screws. If using screws ensure that they do not bridge the insulation layer. Leave a gap between skirting board and the floor. Fill with acoustic sealant.