Copper Fitting 1-1/8 to 5/8 (HVAC Dimensions) Reducer / Increaser Copper Coupling & HVAC – 1 to 1/2 (Plumbing Inner Dimensions) 99.9% Pure Copper - 10 Pack Powder-Coat Actual Filter Size – 17

Actual Filter Size – 17 3/4"w x 33 3/4" x 1"

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Slim Sliding Metal Damper To Control and Adjust Airflow

5” flexible joint is used to cover the parts of your HVAC line set that is placed at odd angles and hard-to-reach spaces

+ Product Details Size - 32"w X 8"h X 2"d (for duct opening measurement only)

Copper Fitting 1-1/8 to 5/8 (HVAC Dimensions) Reducer / Increaser Copper Coupling & HVAC – 1 to 1/2 (Plumbing Inner Dimensions) 99.9% Pure Copper - 10 Pack Powder-Coat Actual Filter Size – 17How to measure HVAC & Refrigeration tubing Refrigeration tubing is measured by it's outside diameter O. D: 1 4, 1 2, 5 8, 3 4, 7 8, 1 1 8, 1 3 8, 1 5 8, etc. Plumbing tubing is measured by it's inside diameter I. D: 1 8, 1 4, , 1 4, 1, 1 1 4, 1 1 2, 1 3 4,etc. Rule of Thumb: "HVAC" nominal tube sizing 1 8; larger than the same nominal size "plumbing" pipe. So for example, a 1 4" HVAC fitting, is the same as a 1 8" Plumbing1fitting. Or a 1 2" HVAC