16"W X 25"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 17.75"W X 26.75"H] Copper Coil-Insulated Line Set is fireproof and ensures efficient

is fireproof and ensures efficient thermal performance

High Quality – Polished pre-finish gloss varnish ready to install - can also be sanded and re-finished according to application needs

Whilst the maximum pressure for R410 is 700 PSI

No Sharp Surface Edges

75" width X 26

16"W X 25"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 17.75"W X 26.75"H] Copper Coil-Insulated Line Set is fireproof and ensures efficient+ Product Details Size 16"w X 25"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 75" width X 26. 75" height. Design Easy unrestricted airflow for your HVAC system 50 angled to provide maximum airflow. High Quality Solid stamped steel with counter sunk screw holes (screws included) and no sharp edges. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was just