
Each double wall chimney section consists of a 15" diameter galvanized outer pipe, a 12-3/8" diameter stainless steel inner flue pipe and a wire spacer.
Actual lengths gained after fitting overlaps must be taken into consideration (lineal gain)
Lineal gain is the actual measurable length of a part after two or more parts are connected.
For use with the below brands. Check your owners manual for correct venting.
Comfort Glow, Comfort Flame, Desa, Design Dynamics, FMI, Vanguard, Vantage Hearth, Superior, IHP
48-12DM 48" Length Double Wall Pipe (Gain 46-5/8")
Snap-lock Sizes Available: (15" Diameter Galvanized Outer Pipe, 12-3/8" Diameter Stainless Inner Pipe)
Click here for the complete 12DM Series
12" Length 12-12DM
18" Length 18-12DM
24" Length 24-12DM
36" Length 36-12DM
48" Length 48-12DM
IN STOCK
Oversize Shipping Box Rate
(when shipping alone, this part cannot ship via parcel delivery service, and shipping rates will apply)
Warranty & Guarantee
- Manufacturer warranty included
- 30-day money-back guarantee
- Free installation support