Plastic Duct Grille 4 - White, Wall-Mount Grille for 4" Duct Fan bloom nutrients Since 1991 the #1 additive

Since 1991 the #1 additive for hydroponics and soil gardeners world wide

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

720W PREMIUM LED FIXTURE B-Lite Series Premium LED Fixtures are the preferred grow lights for gardeners of all skill levels and scale

The program can also set the fans to run continuously or on a timer at custom speeds

A Repeater Bus interconnect cable is included with every fixture

Plastic Duct Grille 4 - White, Wall-Mount Grille for 4" Duct Fan bloom nutrients Since 1991 the #1 additiveDesigned 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