DuraVent - This Aluminum 18 Inch Length Round Rigid Pipe with 4 Inch Inner Diameter from the Round Gas Vent series is a Type B gas component and consists of the duralock system for a tight seal. Use for venting listed natural gas or liquid propane Category I, draft hood appliances, or appliances that have been specifically tested and listed to use Type B Gas Vent. The appliances listed typically use Type B Gas Vent systems, but not always: Furnaces, Water Heaters, Boilers, Room Heaters, Decorative Gas Appliances, and Unit Heaters. To calculate installed length, subtract 1 1/2 from each connection of vent. A 1 clearance (air space) to combustible materials must be maintained. To calculate OD add 5/8.
Warning: this product contains a chemical known to the State of California to cause cancer. P65Warnings.ca.gov
12 Pounds (lbs)
4.63 Inches (In)
18 Inches (In)
Country of Origin
15 Inches (In)
For Use With
Use For Venting Listed Natural Gas Or Liquid Propane Category I, Draft Hood Appliances, Or Appliances That Have Been Specifically Tested And Listed To Use Type B Gas Vent.
*Nu-Calgon Offer valid March 1, 2019 - April 30, 2019. Excludes special pricing. Offer cannot be combined with other offers or programs. While supplies last. No rainchecks allowed. Not valid on previous purchases. Management reserves the right to modify or end this promotion at anytime. All products not available in all areas. Account must be active and in good standing with CE, as determined by CE’s credit department prior to and during the promotion period. Giftcertificates.com voucher will be distributed within 60 days of the conclusion of the promotional term. Returns of eligible merchandise will be subject to deduction of valuation of voucher. Eligible accounts will be notified by telephone or email.
‡Ductless Stock Up and Save offer valid thru May 31, 2019 at participating CE locations. Account must be active and in good standing condition to qualify for terms. Excludes special pricing and all accessories. Special quotes, OEM parts & job pricing excluded. Not valid on previous purchases. Offer cannot be combined with other offers or programs. Management reserves the right to modify or end this promotion at any time without notice. Orders must be placed and taken delivery by May 31, 2019.