300 x 300 mm insulated upstand for flat roof skylight Custom Size Framed Skylights The Brett Martin Fixed Skylight

The Brett Martin Fixed Skylight for Flat Roofs delivers a modern and efficient solution for brightening up residential and commercial interiors

Its durable build is designed to accommodate a range of environments

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Its unobtrusive appearance and clean interior finish make it ideal for a wide range of applications

Easy Installation: Designed for quick and simple fitting

300 x 300 mm insulated upstand for flat roof skylight Custom Size Framed Skylights The Brett Martin Fixed SkylightExplore 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