SKU Winnerwell Flash Kit 910311 Materials Stainless Steel Silicone Dimensions Inner Diameter: 12.2cm Outer Diameter: 22cm Height: 9.2cm Weight 530g Highlights Designed to fit perfectly with the 2.1” Double-wall Chimney, 2.5” Double-wall Chimney and 3.5” Double-wall Chimney, the Winnerwell® Flashing Kit is made from silicone which resists high temperatures and is held in place by stainless steel rings with six wing nuts. This Flashing Kit can be used to create a weather-tight seal on existing stove jacks or when installing a stove jack in a tent or shelter Made with silicone to resist high temperatures, creates a tight seal around the pipe, and provides flexibility Stainless steel rings and 6 wing nuts hold the Flashing Kit in place Use with existing stove jacks or when installing a stove jack in a tent or shelter