ARC Party Wall DPC

For fire and acoustic insulation in party walls

ARC Party Wall DPCARC Party Wall DPC

The ARC Fire and Acoustic Party Wall DPC is manufactured from lengths of rockfibre mineral wool bonded to a polyethylene DPC. 


  • Up to four hours fire integrity
  • Part E Robust Detail compliant
  • Vertical and horizontal applications
  • Available to fit cavity widths from 50 to 300mm

It is designed to enable the closing of an external cavity both vertically a the junction with a party wall, and horizontally at separating floor levels, where building regulations require the use of a mineral wool closer for acoustic insulation purposes.