800 x 800 mm insulated upstand for flat roof skylight 800 x 800 Available in a wide range

Available in a wide range of sizes and features for flexibility

including those with U-values as low as 1

long-lasting barrier against water ingress

Mardome Smoke Vent Rooflights combine the best of natural smoke ventilation

Glass Types:

800 x 800 mm insulated upstand for flat roof skylight 800 x 800 Available in a wide rangeExplore 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