600 x 2500 mm insulated upstand for flat roof skylight 1000 x 3000 Airtight Seal: Designed to optimise

Airtight Seal: Designed to optimise the rooflight’s resistance to the elements

Easy to install and highly malleable

and Anti-slip finishes to match your aesthetic and functional preferences

it can be fitted onto a builder's timber upstand or optionally equipped with a 150mm or 300mm uPVC upstand

tailored to fit both flat and pitched roof skylights

600 x 2500 mm insulated upstand for flat roof skylight 1000 x 3000 Airtight Seal: Designed to optimiseExplore our Insulated Builder's Upstand, perfect for flat roof skylight installations. This upstand is designed to enhance thermal efficiency and ensure superior structural durability and weatherproofing without specific insulation materials mentioned. Key Advantages: Enhanced Thermal Efficiency: Helps maintain a comfortable indoor environment and reduces energy costs by minimising heat transfer. Exceptional Durability: Made from chipboard wood, our