RITE Slide Seals Standard Features Sustainable attributes including Green Guard Gold Certified Non Acoustic Seal Set S9GR Seal is extruded from high-temperature silicone; effective between -58 degrees (F) and 450 degrees (F) Single-fin gasketing design effectively blocks light and sound from infiltrating a room Designed to slide into aluminum extrusion Impervious to mold and mildew P2GR Polypropylene pile brush gasket Designed to slide into aluminum extrusion 369AP4BL Polypropylene pile brush gasket with aluminum retainer Acoustical Seal SetS773 Adhesive perimeter seal is extruded from high-temperature silicone; effective between -58 degrees (F) and 450 degrees (F) Triple-fin gasketing design effectively blocks light and sound from infiltrating a room Tested and approved under UL 1784 for smoke and ASTM E90 and BS EN ISO 140-3 for sound control Impervious to mold and mildew Acrylic pressure sensitive adhesive back creates long lasting bond to surfaces 369APK773BL Seal is extruded from high-temperature silicone; effective between -58 degrees (F) and 450 degrees (F) Triple-fin gasketing design effectively blocks light and sound from infiltrating a room Supplied with aluminum extrusion mounting bar which is surface applied with fasteners S9GR Seal is extruded from high-temperature silicone; effective between -58 degrees (F) and 450 degrees (F) Single-fin gasketing design effectively blocks light and sound from infiltrating a room Designed to slide into aluminum extrusion Impervious to mold and mildew