Robertson Heating Supply

Quick Item Entry

Part Number	Model Number	Description
662223	4ALF3A33A	Dual Check Valve, Lead Free, 1/2"	Login to view Pricing & Availability
662230	4ALF3A55A	Dual Check Valve, Lead Free, 1"	Login to view Pricing & Availability
662320	4ALF3S54A	Dual Check Valve, Lead-Free, 3/4" MTR SWV x 3/4" FNPT	Login to view Pricing & Availability
662321	4ALF3S54B	Dual Check Valve, Lead-Free, 3/4" MTR SWV x 3/4" MNPT	Login to view Pricing & Availability
662322	4ALF3S65A	Dual Check Valve, Lead-Free, 1" MTR SWV x 1" FNPT	Login to view Pricing & Availability
662323	4ALF3S65B	Dual Check Valve, Lead-Free, 1" MTR SWV x 1" MNPT	Login to view Pricing & Availability

Dual Check Valve, Lead Free, 1/2"

Part #: 662223

Model #: 4ALF3A33A

Dual Check Valve, Lead Free, 1"

Part #: 662230

Model #: 4ALF3A55A

Dual Check Valve, Lead-Free, 3/4" MTR SWV x 3/4" FNPT

Part #: 662320

Model #: 4ALF3S54A

Dual Check Valve, Lead-Free, 3/4" MTR SWV x 3/4" MNPT

Part #: 662321

Model #: 4ALF3S54B

Dual Check Valve, Lead-Free, 1" MTR SWV x 1" FNPT

Part #: 662322

Model #: 4ALF3S65A

Dual Check Valve, Lead-Free, 1" MTR SWV x 1" MNPT

Part #: 662323

Model #: 4ALF3S65B