ARC T-Barrier Timber Frame for 100mm Party Wall Cavity - Fire Barrier for Timber Frame Party Wall Junctions - Pack of 12
ARC T-Barrier Timber Frame for 100mm Party Wall Cavity - Fire Barrier for Timber Frame Party Wall Junctions - Pack of 12
- Product Code: A1-5594
- Delivery Time: 2 - 3 working days
- Brand: ARC Building Solutions
- Model: TBTF100/100
Our ratings on 23-10-2026:

4.8 out of 5
ARC T-Barrier Timber Frame for 100mm Party Wall Cavity - Fire Barrier for Timber Frame Party Wall Junctions - Pack of 12
Length: 1200mm
Width: 250mm
Thickness: 105mm
Pack Quantity: 12
Fire Protection (Resistance to Fire): 60minutes
ARC T-Barrier Timber Frame for 100mm Masonry Party Wall Cavity is a non-combustible rockfibre mineral wool cavity fire barrier that enables the closing of an external cavity at timber frame party wall junctions receiving up to one hour fire integrity. ARC T-Barrier can be installed as the timber frame is erected, polythene flanges are stapled to the timber while the brickwork progress and is compression fitted. ARC T-Barrier Timber Frame is used where building regulations require the use of a mineral wool closer for acoustic insulation purposes. It provides an effective edge seal around the party wall cavity, helping to achieve a zero U-value.

Dimensions: a/b x c/d x length: 115mm/65mm x 105mm/250mm x 1200mm
CHARACTERISTICS
- Easy to install,
- Compression fitted,
- Seals edge of party wall cavity
- Up to 1 hour fire integrity,
- Highly effective as an edge seal than conventional systems,
- Zero U-value at party wall can be achieved,
- Reduces flanking noise,
- Minimises thermal bypass.
- ARC T-Barrier can be installed as the timber frame is erected,
- Stapled to the timber while the brickwork progress and is compression fitted.
- ARC T-Barrier should be butted tightly together, with care taken to ensure there are no gaps.



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