Concentric Vent Kit w/ Intake Air 12-18" Adjustable 319143-549 Not to be inserted into

Not to be inserted into fittings

The ZSR series controls up to 6 zone pumps (depending on model selected) and a primary pump

The fire stop support is required when running Z-Vent stainless steel venting vertically through a floor

Magazine loading-strips of 25 staples are joined together with a discreet plastic weld that allows staples to separate cleanly as they are engaged by the fastening mechanism

Item #6: SH-12

Concentric Vent Kit w/ Intake Air 12-18" Adjustable 319143-549 Not to be inserted into3" in 4" out Concentric Vent Kit. 12 18" Adjustable. Kit Includes: 1 Concentric Termination 1 Universal Adapter w backflow preventer and drain 1 Combustion air duct with clamps 1 Condensation drain tube kit 1 Flexible tubing