20 x 16 Merv 2 HVAC Pleated Filter, 12-Pack Victorian Floor Registers Its locking eight-tumbler mechanism and 14" Round Duct Pipe FR M 414 White For 10 duct opening

Its locking eight-tumbler mechanism and supplied key safeguard your thermostat from tampering

Use the wire color coding provided: L (Live): Brown

+ Product Description Introducing our 12" x 30" or 30" x 12" Floor Grille - a reliable and durable air grill designed for exceptional performance and built to last

Rigid Steel Construction: Built with strong and sturdy steel

crafted from thick and durable galvanized sheet metal

20 x 16 Merv 2 HVAC Pleated Filter, 12 Pack Victorian Floor Registers Its locking eight tumbler mechanism and 14" Round Duct Pipe FR M 414 White For 10 duct opening Its locking eight tumbler mechanism and supplied key safeguard your thermostat from tampering Use the wire color coding provided: L (Live): Brown