Plastic Duct Grille 4 - White, Wall-Mount Grille for 4" Duct Fan bloom nutrients Produces up to 1

Produces up to 1

A Repeater Bus interconnect cable is included with every fixture

It is foam padded inside and around the mouth

you’re investing in a brand with a decade of research and development behind it

stimulate the production of microorganisms

Plastic Duct Grille 4 - White, Wall-Mount Grille for 4" Duct Fan bloom nutrients Produces up to 1Designed to be wall mounted and connected to ducting to supply exhaust air. Durable flame retardant polypropylene construction that can be painted. Features an internal manual damper which can be adjusted to open or close. Includes all screws and hardware to easily mount to a cabinet or wall. Ducting Size: 4 Dimensions: 7. 25 x 7. 25 x 2. 5 Material: PVC thermoplastic PRODUCT DESCRIPTION This duct grille was designed to be wall mounted and connected