25mm x 2400mm x 1200mm Celotex PIR Insulation Board TB4000

Celotex TB4000 is a polyisocyanurate (PIR) insulation board designed for efficient thermal performance in roof, wall and floor applications. Its low emissivity foil facing enhances U-values in sealed cavities, allowing thinner installations to meet building regs.

Board size 2400 mm x 1200 mm x 25 mm provides 2.88 sqm coverage per sheet. Thermal conductivity of 0.022 W/mK. BBA certified under 16/5352 and 17/5405 for specified uses.

• Material consistent throughout each pallet; check on arrival.
• Delivery via tail-lift or crane offload where specified.
• Returns accepted within 30 days if unopened and in original packaging.
• Supply is boards only; no fixings or accessories included.
• Store flat and dry, protected from moisture and sunlight.