Transparent Fiberglass Roof Panels 35 x 20 in 4 Pack Durable, lightweight, and easy to install panels for roof and wall renovation that let in natural light while protecting structures. Each panel is 35 x 20 in (width 35 in / 90 cm, length 20 in / 0.5 m), 1.5 mm thick, and supplied as a set of 4 panels. Key benefits Natural light without harsh glare: Approximately 80 percent light transmittance with a UVcoated surface that softens incoming light and reduces strong glare. Weather resistant and long lasting: Fiberglass reinforced with quality resin resists yellowing and aging, and performs stably between 40 C and 120 C. Easy to adapt and install: Panels are lightweight, flexible, and simple to cut or bend on site. Panels can be overlapped and joined to cover larger areas. No predrilled holes so you can drill holes where needed for your installation. Effective water management: Longitudinal groove design directs water flow for faster, more even drainage and helps prevent pooling and leaks. Practical accessories included: Dovetail screws are included for stamping installation and secure fastening. Specifications Material: Fiberglass and quality resin Thickness: 1.5 mm Size: 35 x 20 in (width 35 in / 90 cm, length 20 in / 0.5 m) Color: Transparent Light transmittance: About 80 percent Weather resistance: 40 C to 120 C Features: Easy to cut and bend, no reserved holes, can be spliced to expand coverage Installation method: Overlap and secure with screws (stamping installation) Package contents Panels: 4 pieces Installation accessories: Dovetail screws Typical applications Patio or pergola roofing to bring in soft daylight while shielding from rain. Greenhouse paneling for seedbeds and plant benches where even light transmission is needed. Carport, walkway, or shed roofing to improve lighting and protect from the elements. Installation and care notes Panels do not have predrilled holes. Drill holes as required for your mounting method and overlap panels when joining. Panels are easy to trim with standard cutting tools and can be bent for fitting curved structures within material limits. Allow for a manual measurement tolerance of 1 to 2 cm. Color may vary slightly due to photo lighting and display differences; refer to the actual product. This transparent fiberglass roofing solution balances light transmission, weather resistance, and installation flexibility for a practical renovation or construction choice.