RELIABLE MATERIAL: Our self-adhesive chimney seals are designed for most fireplaces, made of high-quality fiberglass, durable, high temperature resistant, providing a reliable and long-lasting seal; multiple sizes for your choice. HEAT RESISTANCE: The chimney sealing strip is used below 550C, the sealing is good, The must-have sealing products in the gaps of various high-temperature furnaces;The weaving rope has strong telescopic and high elasticity, aging resistance; the instantaneous fire resistance is 1790 ° C. MULTIFUNCTIONAL: Provide a comfortable environment for you and your family, suitable for multiple scenarios, used in a variety of of stove door gaps, play a good sealing effect, such as fireplaces, heating stoves, pizza stoves, bread pans, ovens or wicks and so on. EASY TO USE: The chimney seals feature self-adhesive backing, easy to peel and stick; It can withstand certain temperatures with strong adhesion; Roll design, can be cut according to your needs.