Z-Vent Double Wall Increasers

This product does not comply with the Safe Drinking Water Act, which requires that products used in any system providing water for human consumption (drinking or cooking) to meet low-lead standards. Please check the box below to confirm you are aware that this item is for non-potable water applications only.

This product will NOT be used in the installation or repair of a potable water (human consumption) application.

When you order this item, we then special order it for you from the manufacturer. Therefore, our standard return policy does not apply to this item. Manufacturer's warranty still applies.

I understand that once I order this item I cannot cancel or return it.

FlashShield is to be installed only by a licensed plumber/HVAC installer that has successfully completed the Gastite/FlashShield certification test.

By checking this box I am acknowledging that I have successfully completed the Gastite/FlashShield certification and I hold a valid Gastite/FlashShield certification card.

This product must be installed by a qualified/licensed contractor and set up with properly calibrated combustion test equipment. Failure to comply with this could result in substantial property damage, severe personal injury or death.

By checking this box I am verifying that this product will be installed by a qualified/licensed contractor and will be set up with properly calibrated combustion test equipment.

TracPipe^® products must only be installed by a person meeting applicable qualifications in accordance with state and/or local requirements as established by the administrative authority which enforces the plumbing or mechanical codes where the gas piping is installed, and who has been successfully trained through the TracPipe^® CounterStrike^® gas piping installation program (such an installer is referred to as a "Qualified Person"). Installers must use the most current version of the Flexible Gas Piping Design & Installation Guide, found at www.tracpipe.com. The TracPipe^®CounterStrike^® Limited Warranty may also be found on that website. TracPipe^® and CounterStrike^® are registered trademarks of Omega Flex, Inc.

By checking this box, I certify that the person who will install the product being purchased is a Qualified Person and will comply with the installation instructions in the above-referenced Flexible Gas Piping Design & Installation Guide.