• Model(s) This Part Fits: ALCQL82, ALCQL82D, ALCRL62, ALCRL62D, ALCSL11, ALCSL11D, ALCSL12, ALCSL12D, ALCSL21, ALCSL21D, ALCSL22, ALCSL22D, ALCTL11, ALCTL12, ALCTL21, ALCTL22, ALCTL31, ALCTL31D, ALCTL32, ALCTL32D, ALCTL41, ALCTL41D, ALCTL42, ALCTL42D, Apollo, CL21, CL22, CL32, CL52, OS21D, OS22D, OT42D, OT4FD, OT62D, OT6FD, OT82FD, R42, R62, R82 Includes: •Filter Housing •(2 pc.) Uniclamp (RPI Part #RPC442) •PVC Tubing (sold by the foot) (RPI Part #RPT441) •(1 pc.) Cap (RPI Part #RPC443) •(1 pc.) Adaptor (1/4 mpt x 1/4 mpt) (RPI Part #RPF833) •and Replacement Filter Element (RPI Part #CME004)