DKV 25/32/40/50mm PVC Plastic Flap Non-Return Check Valve DN25 DN32 DN40 DN50 UPVC Non-Return Valve PVC Flap Check One Way Valve

Secure payments

Every payment you make on Alibaba.com is secured with strict SSL encryption and PCI DSS data protection protocols

Money-back protection

Claim a refund if your order doesn't ship, is missing, or arrives with product issues