What is it?
Resistant Multi-Rend board is a high strength external render carrier board suitable for any location across the British Isles. It is a vapour permeable, A1 Non-combustible building board with excellent dimensional stability. Multi-Rend is moisture, frost, mould and impact resistant. It offers an alternative to block and render, brick, masonry or cladding finish.
Available in either 9 or 12mm for selection with thin or thicker coat render finishes.
Where and when is it used?
To form the external facades of domestic and commercial projects which utilise Timber, Steel or hybrid framed structures to achieve lightweight, fast erect, thermally efficient building envelopes with smaller footprints.
Multi-Rend Unique Characteristics
A1 Non-Combustible.
Breathable.
Low thermal expansion.
Low moisture expansion.
High strength to thickness ratio.
Lightweight.
Easy Cut – Score and Snap.
Impact Resistant – In accordance with ISO 7892.
Keyed Surface
Multi-Rend board can be bent at an 8m Radius curve (Studs maximum 300mm c/c).
Finish
Resistant Multi-Rend has been approved as a substrate to accept an extensive range of finishes, see below:
Mineral based renders including dash.
Acrylic / Silicone / Polymer modified renders.
Solvent based renders.
Lime renders – Thorough consideration, specification & application required
Brick Slips, Stone cladding, natural thin cut Marble.
Multi-Rend board must be fully dry, clean & free from dust / loose particles etc before a render is applied to the board.
Approving Render Companies
Render suppliers named below have extensively tested and approved multi-rend as a suitable substrate. Please Contact the render supplier for relevant specification which will include board preparation advice which may differ from one supplier to another. If a render other than listed below is chosen the applicator should test to completely satisfy compatibility before deciding to proceed.
Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Resistant Building Products Limited is consulted before specifying.