Venting

4'' Oval 6" Length - 4" Diameter - B-Vent Gas Vent Chimney, Duravent. Model OV is an oval Type B Gas Vent that provides the venting capacity equivalent to round Type B Gas Vent. Available in 4"- 6"...

4'' Oval 6" Length - 4" Diameter - Ridge Pipe B-Vent Gas Vent Chimney, Duravent.   Oval Gas Vent Instructions Chimney Venting Sizing

4'' Oval Adjustable 12" Length - 4" Diameter - B-Vent Gas Vent Chimney, Duravent. Model OV is an oval Type B Gas Vent that provides the venting capacity equivalent to round Type B Gas Vent. ...

4'' Oval Adjustable 12" Length - 4" Diameter - Ridge Pipe B-Vent Gas Vent Chimney, Duravent.   Oval Gas Vent Instructions Chimney Venting Sizing

4RV-TS is a 4'' Tee for 4" RV Round, Galvanized Selkirk Metalbestos Gas Vent. Model RV features Lock-Tab locking system which provides 360 degree flexibility while maintaining security. Aluminum...

National Chimney’s 2-Ply 3003 aluminum liner can be used to vent Category I gas appliances with A.F.U.E. of 83% or lower. In many cases, especially when only water heaters are vented into masonry...

4.5/7.5" Direct Secure Vent System List goes to IHP gas burning fireplaces. List of Venting  

4/7 Coupler Kit, Napoleon for Napoleon heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

4/7 Inner/Outer Sleeve for Napoleon heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

4/7 To 5/8 Reducer for various Napoleon heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

6DVL-68TA is a black double-wall 40 inches to 68 inches telescoping length of pipe. This pipe has an inner diameter of 6 inches. DVL’s double-wall, air-insulated design reduces clearances to...

8DVL-68TA is a 40 inch to 68 inch telescoping double-wall black pipe with an 8 inch diameter. This is used with DVL pipe. DVL’s double-wall, air-insulated design reduces clearances to combustibles...

45 Degree - 7" Diameter, Napoleon for Napoleon heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

6DVL-E45 is a black double-wall 45 degree elbow with an inner diameter of 6 inches. This is used with DVL pipe. DVL’s double-wall, air-insulated design reduces clearances to combustibles from 18" to...

8DVL-E45 is a black double-wall 45 degree elbow for use with the DVL pipe. This pipe has an 8 inch diameter. DVL’s double-wall, air-insulated design reduces clearances to combustibles from 18" to 6",...

45 Degree Elbow [6DVLE45], 6DVL Gas Direct Vent, Lock System. Additional venting is required to complete the venting system based on the structure. Recommend using High Temperature Silicone (SIL500)...