This replacement washer kit helps keep your Delta/Alsons atmospheric-type vacuum breaker in perfect working order. In some areas, a backflow preventer is required by code. Kit contains a replacement rubber washer and plastic diaphragm. Delta/Alsons offers detailed installation instructions and an extended warranty with all products and a customer support line that is available Monday through Friday, from 8 a.m. to 6 p.m. EST.
- Repairs Delta/Alsons 4900 series vacuum breakers
- Helps protect your local water supply from the back-flow of water
- Extends the life of your vacuum breaker
- Easy installation
- Includes O-ring
- Faucet and finish lifetime limited warranty