Electrofusion Ideal for final tie-in welds or difficult to reach locations, electrofusion welding equipment are capable of welding a large size range of materials. Parameters are set using barcode reader which scans the fitting barcode. Polymatic Applications:Best used for PE, PP, thermoplastic piping system welds. Size Range:All electrofusion fittings up to 48 volt Piping:Single Wall Materials:PE, PP EF 110-B Applications:Best used for PVDF thermoplastic piping system welds Size Range:20mm – 63mm (1/2″ – 2″) Piping:Single Wall Materials:PVDF