High-temperature resistant solid silicone rubber sealing strip for doors and windows Key benefits Reliable sealing: closes gaps to reduce drafts, dust, noise and heat loss around doors and windows. Wide temperature performance: retains flexibility and sealing performance across -60 to +240 degrees Celsius, suitable for both cold and high-heat environments. Durable material: made from solid silicone rubber for long-lasting weather and aging resistance. Tool-free installation: installs quickly without adhesives or installation tools, simplifying replacement or retrofit work. What it does and why you need it Prevents air leakage and improves thermal comfort, lowering energy loss from heated or cooled spaces. Keeps out dust, insects and moisture, protecting interiors and improving indoor cleanliness. Withstands extreme temperatures so it will not harden in winter or degrade under high heat, maintaining an effective seal over time. Important attributes Material: solid silicone rubber Temperature resistance: -60 to +240 degrees Celsius Function: sealing strip for door and window edges, gap filling, weatherproofing Compatibility: designed for use on doors and windows; suitable for residential and light commercial applications that require a high-temperature-tolerant seal Installation: no adhesives or installation tools required; easy to fit Practical use scenarios Front or back doors exposed to winter cold: reduces drafts and helps maintain indoor temperature. Window frames and sunrooms subject to hot summer temperatures: holds flexibility and seal integrity when temperatures rise. Garage doors, industrial entry points or exterior windows with wide temperature swings: provides a durable seal without needing adhesives or special tools. Simple care Inspect periodically and clean with mild soap and water if needed. Replace if visibly damaged or no longer sealing effectively.