UPVC Check Valve

A UPVC Check Valve is a non-return valve that allows fluid to flow in only one direction, automatically preventing reverse flow in a piping system. Made from Unplasticized Polyvinyl Chloride (UPVC), it is known for its high chemical resistance, lightweight structure, and long service life. This valve is ideal for use in water supply, irrigation, chemical processing, and wastewater systems, offering dependable backflow prevention without the need for manual intervention.

UPVC Check Valve

Key Feature of UPVC Check Valve
  • One-Way Flow Control: Prevents backflow, protecting pumps and piping systems.
  • Corrosion Resistant: Suitable for use with a wide range of chemicals and corrosive media.
  • Lightweight and Easy to Install: Simplifies handling and reduces installation costs.
  • Low Maintenance: Minimal moving parts reduce wear and maintenance needs.
  • Versatile Mounting: Can be installed in horizontal or vertical (upward flow) orientations.
  • High Sealing Efficiency: Fitted with EPDM or Viton seals to ensure leak-free performance.
UPVC Check Valve image

Technical Details of UPVC Check Valve

Parameter Specification
Body Material UPVC (Unplasticized Polyvinyl Chloride)
Disc Material UPVC
Seal Material EPDM / Viton
Size Range ½” to 6” (15 mm to 160 mm)
Connection Types Socket (Solvent Weld), Threaded (BSP/NPT), Flanged (DIN/ANSI)
Operating Pressure Up to 10 bar (150 psi)
Temperature Range 0°C to 60°C (32°F to 140°F)
Installation Horizontal or Vertical (Flow Upwards)
Standards Compliance ASTM D1784, DIN, ISO
Technical Measurement of UPVC Check Valve
UPVC CHeck Valves Diaggramimage
d DN PN E H L Z g
3/8" 10 16 54 78 14.5 49 153
1/2" 15 16 54 82 16.5 49 148
3/4" 20 16 63 91 19 53 190
1" 25 16 72 103 22.5 58 130
1"1/4 32 16 85 120 26 68 460
1"1/2 40 16 100 139 30 79 675
2" 50 16 118 174 36 102 1080
2"1/2 65 16 157 211 44.5 122 2839
3" 80 16 174 248 48 152 3597
4" 100 16 212 283 57.5 168 6289

dNominal Pipe Size (inches)
DNDiameter Nominal (mm)
PNPressure Nominal / Pressure Rating (Bar)
ETotal Length / End-to-End Dimension (mm)
HOverall Height of Valve (mm)
LSocket Depth / Insertion Length (mm)
ZInstallation Length / Center-to-End Distance (mm)
gWeight of Valve (grams)

Customization & Processing Options

Customizations Option Available for UPVC Check Valve

At Petron Thermoplast, we offer customized PVDF fittings to meet your specific system requirements.
Customization options include: