Plumbing Guides

PVC Pipe Sizes Chart: mm to Inch and PN Ratings Explained

V-UK Admin20 Sept 202610 min read119 views
PVC PipesPlumbing GuidePressure Rating
PVC Pipe Sizes Chart: mm to Inch and PN Ratings Explained

Correct pipe sizing prevents costly rework on site. This guide covers metric/imperial conversions and pressure class selection for V-UK uPVC pipes.

Common size conversions

20mm (½"), 25mm (¾"), 32mm (1"), 50mm (1½"), 63mm (2"), 90mm (3") and 110mm (4") are the most ordered sizes for residential and commercial projects in West Africa.

PN ratings

PN6 suits low-pressure irrigation. PN10 is standard for building water supply. PN16 handles higher static head and booster pump systems.

Related Products

V-UK products mentioned in this article

uPVC Pressure Pipe PN10
uPVC Pressure Pipe PN10

Grey uPVC pressure pipe for cold water supply, PN10 rated, solvent-weld joints.

uPVC Pressure Pipe PN16
uPVC Pressure Pipe PN16

High-pressure uPVC pipe for mains and booster systems, PN16 rated.

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