Pages 17-18 present seven blockboard grades whose product names are not captured in the text. Common claims are borer, fungus and anti-termite proof (preservative treated per IS 401), zero formaldehyde emission and IS 1659 certification. Grades differ in warranty (9, 25, 30 years or lifetime), fire-retardant coating, waterproof (un-extended BWP resin, 72 hours BWP test), moisture resistance (MR) and technology (Penta 5 or 4 Press). Feature-to-column grouping is inferred from the page layout.

Key features

• Borer, fungus proof and anti-termite guarantee (preservative treated as per IS 401)
• Zero formaldehyde emission for healthy interiors
• IS 1659 certified
• Calibrated for uniform thickness
• Seven grade variants with warranties of 9, 25, 30 years and lifetime

Specifications

Preservative Treatment: As per IS 401 | Standard: IS 1659 | Grades Listed: 7 (see variants)

Standards: IS 1659 | IS 401 | IGBC (MR grade variant)

Warranty: Varies by grade: lifetime, 30 years, 25 years or 9 years against manufacturing defects