Roof Security Door, Cellar Cover, Aluminum Alloy Anti-Theft Door Skylight, Ceiling Roof Access Hatch, for Attic, Basement, and Emergency Access(90 * 90cm/35.4 * 35.4in)

Our built-in skylights, made from PC sheets, are a practical solution for various outdoor structures. You can install them in sheds, chicken coops, barns, garages, game rooms, basements, and more. Whether for attic renovations, sunroom upgrades, or commercial ventilation, they promote the free flow of fresh air.【Product Details】All-aluminum alloy frame; Made with 6063-T5 aviation-grade aluminumHydraulic buffer support rod; High-end hydraulic gas spring for easy and effortless opening and closingPC cover; Made with imported polycarbonate, offering high strength, impact resistance, high transparency, odorless and tasteless, and harmless to the human body.【Product Specifications】Name: Skylight/Roof Skylight;Material: Aluminum alloy frame + thickened PC endurance boardApplicable Locations: Roof, attic, sunroom, basementOpening Method: Outward openingInstallation Method: Recessed installationMeasurement Standard: Based on internal dimensions【Installation】Step 1: Build a square platform on a level surface;Step 2: Install the recessed skylight on the platform;Step 3: Secure the window frame with screws;Step 4: Fill gaps with foam or structural adhesive.【Tip】 Please wear gloves during installation to avoid scratches.

• 【Safe Skylights】Constructed with a sturdy aluminum alloy frame and thickened PC panels, offering excellent impact resistance. Suitable for long-term indoor and outdoor use, capable of withstanding harsh weather conditions and frequent use
• 【90% Light Transmittance】The transparent PC panels of the roof access door offer up to 90% light transmittance, providing excellent thermal insulation and strong load-bearing capacity. This design promotes air circulation, making it an ideal solution for homes requiring enhanced ventilation
• 【Efficient Ventilation for Attics and Roof Spaces】Equipped with an easy-to-operate mechanism, optimizing airflow in attics, top-floor areas, and basements. Ensures smooth ventilation in underground light wells and passageways, creating a healthier living environment
• 【0-80° Opening Angle】The attic access door uses a pneumatic-hydraulic support rod, while the roof access door uses a double support rod. This allows for slow, controlled closing, minimizing noise and preventing finger pinching. The lightweight design ensures quiet operation, with a maximum opening angle of 80°
• 【Applications】Suitable for residential buildings, commercial buildings, industrial plants, warehouses, schools, hotels, restaurants, shopping malls, etc