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The LUKJAN PL10191936A is a custom sheet metal plenum measuring 19.5 x 19.5 x 36 inches, fabricated with a half-inch hem and a cap. The hem reinforces the edges for structural rigidity and safer handling during installation, while the cap seals the top of the plenum box. This component serves as the transition air chamber between an air handler or furnace and the supply duct system. It is sized for residential and light commercial HVAC applications and is typically installed by licensed HVAC technicians during new construction or equipment replacement projects.
This plenum is intended for use as a supply-side air distribution box connecting a central air handler or furnace to branch ductwork. The 19.5 x 19.5 inch face dimensions and 36-inch height make it suitable for equipment with matching or adaptable duct connections. It is well suited for residential split systems and package unit installations where a custom-dimensioned plenum is required to match the equipment footprint and available ceiling or closet space.
Designed as an OEM-style custom replacement or new-installation plenum for residential and light commercial HVAC systems requiring a 19.5 x 19.5 inch face opening and 36-inch height.
Installation should be performed by a licensed HVAC technician. Power down and lock out the air handler or furnace at the disconnect before beginning any duct or plenum work. Secure the plenum to the equipment using sheet metal screws and seal all joints with UL-listed foil tape or mastic sealant to prevent conditioned air loss. Plenum edges are hemmed but handle with care to avoid contact with raw sheet metal during fitting.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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