5/4x6 Red Balau Tongue & Groove Siding

This 5/4x6 Red Balau Tongue & Groove siding board offers unmatched exterior cladding longevity, backed by Red Balau's 2,700 Janka hardness and a natural lifespan of up to 40+ years. The interlocking tongue and groove profile creates tight, seamless joints for exterior cladding and accent walls, with no visible fasteners on the finished surface. In stock and ships nationwide — order Red Balau siding online or call 1-844-674-4455 for expert guidance.