Black T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 24" x 24" - 10" Collar rg1010 The MERV 2 rating of

The MERV 2 rating of our furnace accessory is proof enough of how much air flows through the filter itself

Test the valve operation to ensure it is functioning correctly

+ Product Description Our Clear Plastic Thermostat Guard is the ultimate solution for protecting your thermostat while ensuring universal compatibility

+ Product Details Size - 18"w X 20"h X 2"d (for duct opening measurement only)

Crafted from durable ABS plastic

Black T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 24" x 24" - 10" Collar rg1010 The MERV 2 rating of+ Product Details Size 24"w X 24"h. These are specially sized to fit into all drop ceilings, also called T Bar systems. Can be hooked up with our "Butterfly Dampers" for precise airflow control. For 10" duct opening High Quality Heavy gauge all steel construction. Installation Location Ceiling. Design These Supply Diffusers with integral round necks are recommended for heating, ventilating and cooling. Round neck to square face construction results in