PVC CHECK BACKWATER VALVE

Diameter: 4″, 110 mm, 6″, 160 mm
Prevents the return of sewage and the entry of rodents.

• Easy, tool-free installation.
• No corrosion or wear.
• Excellent flow performance.
• Body made of high resistance PVC.
• Easy opening and cleaning flaps.
• Its internal parts are easy to maintain.
• The non-return check valve also operates as an inspection box.
• It has a level as a guide in the installation.