All heaters require proper ventilation for proper operation, and the 120 Therma Grow Greenhouse Heaters from from LB White are no exception. This Outdoor Installation Kit is preassembled, and includes application-specific mounting and ventilation equipment.

Therma Grow 120 heaters require 300 CFM per indoor mount and 120 square inches of exit area per outdoor mount.

Includes

• Exhaust Shutter; requires a 10 1/2" x 10 1/2" rough opening
• Outdoor Mounting Kit

Indoor Mounting Kit available, QC Part #21360, sold separately.

Works With the Following Therma Grow Heaters

• QC Part #21350 - Model 120 Propane
• QC Part #21351 - Model 120 Natural Gas
• QC Part #21352 - Model 120+ Propane
• QC Part #21353 - Model 120 Natural Gas