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Three Brothers Floorboard

THREE BROTHERS supplies Floorboard for use as an internal flooring substrate, and as a substrate under roofing or decking waterproof membranes.

  • Floorboard is an F11 structural plywood.

  • Manufactured from sustainably grown NZ plantation pine in compliance with the NZ Forest Accord

  • The Floorboard sheets are CD grade; no knot holes and only minor face repairs. Suitable for a basic paint finish

  • Sheets are supplied untreated or treated to H3 (Micronized Copper Azole (MCA)) or H3.2 (CCA).

  • Available FSC® CoC Certified on request

  • Low formaldehyde emission (E0)

  • The sheets have a plastic tongue and groove installed down the length of the board to enable simpler joining.

Sheet sizes (length x width x depth, mm) are:

  • 2400 x 1200 x 19 (Untreated)

  • 2400 x 1200 x 19 (H3.2)

  • 2400 x 1200 x 18 (Untreated)

  • 2400 x 1200 x 18 (H3.2)

Product Test Report:

We test each batch of our plywood products for quality assurances, should you require a test report, please email info@threebrothers.co.nz

Documents to download:

  • Design and Install Guide

  • Assurance Statement

  • Warrenty Statement