Rain Bird DRKCP/CPF Replacement Diaphragm for CP, CPF, and DAS Series Valves. Complete kit includes (1) new black rubber diaphragm assembly with pre-installed diaphragm filter, (1) new solenoid filter, (6) screws and (1) spare diaphragm spring. Repairs all Rain Bird 075/100-CP/075/100-CPF and DAS Valves. Rain Bird “The Intelligent Use of Waterâ€.