AY McDonald 203-257 Legend S-670 1-1/2 in. PVC Union Check/Ball Combo Valve Type_Channel Grate Reclaimed water compatible: all models

Reclaimed water compatible: all models now feature EPDM diaphragms and chlorine-resistant parts as standard equipment

Rinnai roof discharge 18" for non-condensing ultra series tankless water heaters

Legislation

A standard 3-1/2-inch sink drain opening

AY McDonald 203-257 Legend S-670 1-1/2 in. PVC Union Check/Ball Combo Valve Type_Channel Grate Reclaimed water compatible: all modelsAY McDonald 203 257 Legend S 670 1 1 2 in. PVC Union Check Ball Combo Valve Brand: AY McDonald SKU: 203 257 Product Overview The AY McDonald 203 257 Legend S 670 combines a 1 1 2 in. PVC check valve and an isolation ball valve in one serviceable assembly. During normal operation, the check section allows flow in the intended direction and closes to help limit reverse movement. The attached ball valve can then isolate the check section when it needs to