Spa Plumbing Tubing
Here are the most common hot tub plumbing tubing sizes, their measurements, and their common uses:
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1/2 Inch PVC Pipe: Actual Outside Diameter is 13/16 inches (21.33 millimeters), Pipe Wall Thickness is 0.109 inches. This size is often used for smaller water lines and air lines.
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3/4 Inch PVC Pipe: Actual Outside Diameter is 1-1/16 inches (26.67 millimeters), Pipe Wall Thickness is 0.113 inches. This size is often used for smaller water lines and air lines.
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1 Inch PVC Pipe: Actual Outside Diameter is 1-5/16 inches (33.40 millimeters), Pipe Wall Thickness is 0.133 inches. This size is often used for water lines.
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1-1/4 Inch PVC Pipe: Actual Outside Diameter is 1-5/8 inches (42.16 millimeters), Pipe Wall Thickness is 0.140 inches. This size is often used for water lines.
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1-1/2 Inch PVC Pipe: Actual Outside Diameter is 1-7/8 inches (48.26 millimetres), Pipe Wall Thickness is 0.145 inches. This size is often used for main water lines.
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2 Inch PVC Pipe: Actual Outside Diameter is 2-3/8 inches (60.32 millimetres), Pipe Wall Thickness is 0.154 inches. This size is often used for main water lines and jet lines.
Air/Water Tubing, Vinyl, 1/4"id x 3/8"od, 50ft Roll
Product ID: 55-270-1511
Air/Water Tubing, Vinyl, 3/8"id x 1/2"od, 50ft Roll
Product ID: 55-270-1512
Air/Water Tubing, Vinyl, 3/4"id x 1"od, 50ft Roll
Product ID: 55-270-1513