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Rainscreen Cavity Barrier (RSM)

Product 55


[ RSM ]

Rainscreen cavity barriers with washer or bracket fixings for facade cladding systems.

Not available to purchase online.

We need to ask you a few more questions and ensure this is the suitable product for your needs.

To order please call us on +44 (0) 1 304 842 555



RSM Fireproof Rainscreen Cavity Barrier

Intumescent impregnated fireproof barriers with smoke as well as fire stopping capabilities. Created with intumescent-coated material (RSM). Also available in a ventilated form-fitted with one or two rows of holes (RSM/A) and fitted with a rubberised intumescent strip. Available with a thick, front-facing strip of intumescent which will expand outwards in a fire (RSM/I). Designed with bracket fixings.


– Barriers have a slim profile without compromising fire rating – will still protect for up to 2 hours
– Non-fibrous, dust-free and easy to install with washers or brackets
– The entire RS range can be fitted vertically or horizontally
– Tested to BS EN 1363-1 (1999), achieving up to 132 minutes protection.
– Tested to BS476 Part 20, achieving up to 66 minutes protection.

Case Studies


Order References / Sizes

RSM RANGE                  30/60 minutes / Thickness   40mm                 120 minutes / Thickness 50mm

RSM Non-ventilated                                     1 metre long
Ref                                  Width
RSM150                          150mm
RSM180                          180mm
RSM200                          200mm
RSM250                          250mm
RSM300                          300mm

RSM/I with intumescent                             1 metre long
Ref                                    Width
RSM/I/150                       150mm
RSM/I/180                       180mm
RSM/I/200                       200mm
RSM/I/250                       250mm
RSM/I/300                       300mm

RSM/A with ventilation holes                   1 metre long
Ref                                     Width
RSM/A/150                      150mm
RSM/A/180                      180mm
RSM/A/200                      200mm
RSM/A/250                      250mm
RSM/A/300                      300mm