Product Information: The expansion vessel is a small tank that is utilised to protect water heating systems from excessive pressure. The expansion tank is filled with air that acts as a cushion against surges in pressure within the system.

This part is present in 5 different boilers in the Sime range including the Sime Format DGT , Format DGT , Format DGT , Format DGT , Format DGT .

Specifications

Supplier Part Number: 5139121

Part Description: Sime 5139121 Expansion Tank

This Product Fits:

Sime Format DGT 25 HE GC: 4728324
Sime Format DGT 30 HE GC: 4728325
Sime Format DGT 35 HE GC: 4728326
Sime Format DGT 12 HE SYSTEM GC: 4728323
Sime Format DGT 20 HE SYSTEM GC: 4128318

Boiler Spares Sime