The bottom plate is used to support the chimney piping. This bottom plate is 18" x 18" with a 2" high collar and a 9" diameter hole. It is made of 18-gauge 304 alloy stainless steel. It is designed to be used as a part of the Universal Bottom Leg Support System. Rigid liner will fit right into the collar, while RoundFlex, Pro and UltraPro need a connector/adaptor for compatibility. This part is available in diameters from 8" to 12".
- 18" x 18" Bottom Plate with 2" Collar and 9-in. diameter
- 18 gauge 304 Stainless Steel construction
- For use with the Universal Bottom Leg Support System
- Rigid liner fits right into the collar; RoundFlex, Pro, and UltraPro need a connector-adaptor
- Available in 8" - 12" diameters