400 x 400 mm insulated upstand for flat roof skylight Stratus Lanterns Style #3 (Traditional) these skylights are built to

these skylights are built to provide ample daylight while maintaining durability and safety

This kit is made to ensure a secure and aesthetically pleasing integration

and weatherproofing

and aesthetically pleasing installation

durable materials and available in a variety of colours

400 x 400 mm insulated upstand for flat roof skylight Stratus Lanterns Style #3 (Traditional) these skylights are built toExplore 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