UNEX PBU20-50 (4x G1'' male thread)

The UNEX PBU20-50 brazed heat exchanger comes with G1'' external thread connection, but is also available on request with G5/4'' external thread, these PBU20-5/4'' are not listed on the webshop.

The UNEX PBU20-50 heat exchanger is directly interchangeable with the following types without the need to modify the piping.

• APV OHC 60/50 EE
• APV SPX TTU20H-50-BB
• Funke GPL 6-50-H-30
• GEA WTT GBS 500H-50
• GEA WTT GBS 525H-50
• GEA WTT WP 5-50
• Kelvion GBS 500H-50
• Kelvion GBS 525H-50
• Reflex RHC 60/50
• SWEP B25THx50/1P-SC-S 4x1