What to do if hot water bleeds into cold water supply with Hans Grohe Plumbing Product?
- Ttiffany74Jul 30, 2025
If hot water is bleeding into the cold water supply (or vice versa) in your house when using a Hans Grohe Plumbing Product, this is likely due to a faulty check valve. The suggested solution is to remove and clean the check valve. If cleaning doesn't resolve the issue, replace the check valve.