Beige Metal Thermostat Guard with Solid Base - Tamper-Proof Cover, 6-1/4" x 4-3/4" w25h25 + Product Details Size –

+ Product Details Size – 20"w X 40"h is the size for the duct opening measurement only

Perfectly suited for both residential and commercial use

Powder-Coat Finish – Smooth

Actual Filter Size – 15 3/4"w x 31 3/4" x 1"

+ Product Details Size - 22"w X 20"h is the size for the duct opening measurement only

Beige Metal Thermostat Guard with Solid Base - Tamper-Proof Cover, 6-1/4" x 4-3/4" w25h25 + Product Details Size –+ Product Details Heavy Duty Steel Construction Made from 20 gauge steel for superior strength and durability. Tamper Proof Design Provides robust protection to prevent unauthorized access and ensure consistent thermostat settings. Secure Locking Mechanism Features a permanently attached eight tumbler lock with a supplied key for added security. Solid Base for Stability Built with a solid base for reliable mounting and stability. Universal Fit