PLX Plenum Boxes are used when installing multiple chimney fans on the top of a single or double wall steel chimneys. When modified, they can also be adapted to masonry chimneys.

The plenum box has a collar that is designed to slide into the steel chimney for a tight fit. The box itself must be supported due to the weight.

Features

• Material – Standard plenum boxes are made of 14 GA 316L stainless steel.
• Pre-formed fan attachments
• Can be designed for virtually any number of fans
• Made to fit any chimney shape or diameter
  

Specifications

Warranty

2-Year Factory Warranty