61-103652-05 - Expansion Valve Kit - TXV - 1-1/2 TonRheem 61 103652 05 Expansion Valve TXV 1 1 2 Ton The Type CBBI Thermal Expansion Valve is a balanced port valve with integral check valve assembly. The CBBI valve is designed for use on residential and small commercial heat pump systems which require a check valve. Features Balanced port Internal check valve Straight through or angle configurations Mesh insert strainer For residential air conditioning and heat pump installations For light commercial