Product Information
Buderus GB142/45 Heat-Exchanger Kit
Please note: Hydrowest Products Ltd. is a wholesale distributor and sells exclusively to licensed contractors and trade professionals.
Fast Shipping
In-stock orders ship within 1 business day to anywhere in Canada.
Code-Compliant
All products meet Canadian HVAC and gas code standards.
Wholesale Pricing
Trade pricing for licensed contractors. 40+ years in the industry.
Buderus GB142/45 Heat-Exchanger Kit (Part No. 7738001399) is a factory replacement kit intended for service and maintenance of the Buderus GB142/45 boiler, enabling contractors to restore the boiler’s heat-transfer assembly without full-unit replacement. Built for field servicing, the kit simplifies repairs and reduces downtime for wholesalers and HVAC service providers. Searches of Bosch North America documentation did not locate a dedicated page listing part number 7738001399; GB142 technical documents are available for reference. (bosch-homecomfort.com)
Related Products
Gasket 22,2x30x2
O-ring
Seal (Service cover) WB5-II+
O-ring burner flange (outer ring)
Greenstar Electrode Kit
O-ring 1.23 x 0.14 NBR
Burner sealing
O-ring 13,87x3,53
Lip seal 29,8 x 6,1
Washer
Sealing mounting plate
