Fire & Smoke Sealsby DoorwaysPlus

Material Composition: 721S consists of a rigid PVC/TPE combined material incorporating a flexible graphite material. Stocked as Charcoal (black) color, other colors include Brown (dark brown), Tan (light brown), Gray and White available as quoted items ::: Size: 721S has a semi-rigid backing. It is available in cut lengths only. ::: Product Dimensions: 1/2" x 1/2" is standard. ::: Available Lengths: 721S is manufactured in lengths up to and including 9’0". ::: Temperature Exposure: 721S will remain flexible in a wide range of temperatures. ::: The following is a guideline for properties of PVC. Environmental conditions and placement of the product may alter these temperature ranges. Cold: 721S should remain flexible to -30º F. Hot: 721S should remain flexible to 140º F. ::: Chemical Exposure: PVC resists most acids, strong Alkalis, salts and paraffinic hydrocarbon solutions. It is not recommended for use with chlorinated or aromatic hydrocarbons, esters or polar solvents such as ketones.::: Expansion Characteristics: This product has no components for expansion. :::: Temperature for Expansion: n/a. :::: Rate of Expansion: n/a. Moisture Resistance: Excellent resistance to water and humidity. :::: Special Handling Requirements: 721S should be stored at ambient temperatures between 40º F and 90º F. The adhesive backing used on 721S has a shelf life of 18 months. Stocks should be rotated to accommodate this aging.