Irritrol 100236 Replacement Diaphragm for Irritrol 2400, 2700DPR, 2600 ValvesFits all 2400, 2700DPR and 2600 Series Valves below: 2400S 2400SF 2400T 2400TF 2400T-B 2400TF-B 2400T-M 2400TF-M 2600T 2600TF 2711DPR 2713DPR*The images above are to assist you in identifying which Irritrol valve you currently have and in turn help you in identifying the corresponding replacement parts. Valves are not included with the repair parts.