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5'' Wall Collar/Top Plate, Black - NC5TPAL1616
National Chimney$57.725'' Wall Collar/Top Plate, Black Genuine OEM Part -
3" x 35' Aluminum Flex Liner - DB335
National Chimney$159.54DB335 is a 3 inch by 35 feet aluminum flex liner that can be attached to an outside air adapter. Silicone is sold separately - SIL500 Genuine OEM part -
3" x 25' Aluminum Flex Liner - DB325
National Chimney$113.95DB325 is a 3 inch by 25 feet aluminum flex liner that can be attached to an outside air adapter. Silicone is sold separately - SIL500 Genuine OEM part -
5" x 25' Aluminum Flex Liner - DB525
National Chimney$189.88DB525 is a 5 inch by 25 feet aluminum flex liner that can be attached to an outside air adapter. Silicone is sold separately - SIL500 Genuine OEM part -
4" x 10' Aluminum Flexible Chimney Liner - Flex300-10
National Chimney$129.90Flex300-10 is a 4 inch by 10 feet aluminum flex liner that can be attached to an outside air adapter. Insulation and silicone are sold separately - part #s 8TC070-4X25 and SIL500 Genuine... -
4 Inches x 10 Feet Aluminum Liner with 10 Foot Insulation Sleeve, Brown Outside Air Hood and Two Clamps - Fresh Air Kit
National Chimney$244.78This Fresh Air Kit is a 4 Inches by 10 Foot Aluminum Liner with 10 Foot Insulation Sleeve, Brown Outside Air Hood and Two Clamps. This kit with a white outside air hood is also available. Fresh Air... -
8'' x 25' Stainless Steel Liner Kit with Tee [wood insert] [includes: adapter, liner, top plate and cap] - Flex 805KA
National Chimney$740.008'' x 25' Stainless Steel Liner Kit with Tee [wood insert] [includes: adapter, liner, top plate and cap]. M-FLEX standard liner kits are used for wood appliances. This kit is specialized for... -
6'' x 25' Stainless Steel Liner Kit with Tee [wood insert] [includes: adapter, liner, top plate and cap] - Flex 605KA
National Chimney$725.006'' x 25' Stainless Steel Liner Kit with Tee [wood insert] [includes: adapter, liner, top plate and cap]. M-FLEX standard liner kits are used for wood appliances. This kit is specialized for... -
4''x 25' Round 2-Ply Aluminum Flex Liner Sold by the Roll - Flex409
National Chimney$365.89National 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... -
Herringbone Pattern Skamol Refractory - SKH
National Chimney$292.11Herringbone Pattern Skamol panels are an attractive, factory-built panel replacement option. Not only are they easy to work with but they feature a three dimensional appearance. Skamol panels have... -
Brick Pattern Skamol Refractory - SKB
National Chimney$292.11Brick Pattern Skamol panels are an attractive, factory-built panel replacement option. Not only are they easy to work with but they feature a three dimensional appearance. Skamol panels have been in... -
Stainless Steel Low Profile Co-Linear Kit [includes 4" x 35' Exhaust Liner, 3" x 35' Fresh Air Intake with Cap] - 34DVSSBC35
National Chimney$1,030.76This stainless steel liner kit is for pellet inserts only [not pellet stoves]. Intake is 3"/Exhaust is 4" Genuine OEM part Ships via freight -
Stainless Steel Low Profile Co-Linear Kit [includes 4" x 25' Exhaust Liner, 3" x 25' Fresh Air Intake with Cap] - 34DVSSBC25
National Chimney$902.56This stainless steel liner kit is for pellet inserts only [not pellet stoves]. Intake is 3"/Exhaust is 4" Genuine OEM part Ships via freight -
6" x 25' Aluminum Flex Liner - DB625
National Chimney$227.54DB625 is a 6 inch by 25 feet aluminum flex liner that can be attached to an outside air adapter. Insulation and silicone are sold separately - part #s 8TC070-6X25 and SIL500 Genuine OEM... -
6 Inch Insert Boot - NC6IA
National Chimney$252.90NC6IA is a 6 inch insert boot for use with close installations. This is a 14 inch offset that allows adjustment in the firebox. The top collar accepts OD Flex liner or rigid pipe. -
6" x 35' Stainless Steel Chimney Liner Kit [Includes Appliance Adapter, 35ft Pre Insulated Stainless Steel Liner, Top Plate, Chimney Cap] - DBP635BK
National Chimney$1,885.42The National Chimney DBP635BK is a 6” x 35’ Stainless Steel Chimney Liner Kit for wood inserts that includes Appliance Adapter, 35ft Pre Insulated Stainless Steel Liner, Top Plate,...