TYPE ACF Bimetallic Heating Trap Material: Brass pressing (CZ 122), Stainless Steel Internals Pressure Range: UPTO 120psi (8bar) Size: 1/2" (15mm) End Connection: Screwed Typical Application: Natural draught convectors, Steam radiators, Hot tables & cupboards, Small coils, Tea Kettels, Vacuum systems & Air venting. Thermodynamic VTS, PTD, HPTD Bimetallic ACF, Navy, Q250, SF, SSF, TS Float MFT 0 , MFT 1/2/3/4 , MFT5 , MFTS Piston SP , SPF Compressed Air Drain MFA 0 , MFA1 , MFA2 , MFAS Piping King Package Units. Piping King Units (general)