... ,DB,LG,Daikin now with or without spring SANRONG ball check valve is used by Carrier,York ... LG,Daikin now. SRG Steel Ball Single Direction Valve is ball style designed, the metals are sealed ... is directly flow designed, making the small diameter valve outlet large capacity, all the metal permits ... .) TYPEInner Diameter of Connection(A)Diameter of Valve Body(B)length(C)inchmminchmminchmmSRG-063/89.71/212 ...