Sold by the linear foot. T-Slot Mount Window Weatherstrip Seal 5/16" Bulb Bubble for 3/16" Slot Receptacle 3 Colors & 5 Length Options (25', Grey) ; Item Weight, ‎ ounces ; Item model. The Silverline Offset T-Slot Foam Seal Weatherstripping features a foam-filled bulb seal that effectively seals gaps and prevents air, water, and noise from. Get t-slot mount window weatherstrip seal with free return and fast delivery. Find products of Sealing Strips with high quality at AliExpress. Showing 1–16 of 46 results. Window Hardware Extruded skin provides a unique UV resistant barrier with design features that enhance the weatherstrip's sealing performance. T-Slot. Buy T-Slot Mount Window Weatherstrip Seal 5/16" Bulb Bubble for 3/16" Slot Receptacle 3 Colors & 5 Length Options (10', White): Weather Stripping. Default sorting, Sort by popularity Wide T-slot Pile no fin. 18 Products. Quantity 13 = 13 linear feet. . Color Black. $ – $ Select options Height X Slide in Window Weatherstrip used primarily in Metal and Vinyl products. T-Slot bulb seal with rigid PVC backing in option. T-Back Slides into slot Assorted Backings Widths. T-Slot Seals. T-Slots are used in aluminum or vinyl windows, used as a frame or sash seal in casement windows, or on the meeting rail of double and single hung windows.