Product Information
Greenstar Boiler Fan RG128 USA
Compatible with 9 equipment models
- KBR35 Bosch Greenstar KBR35 Floor Boiler
- KBR42 Bosch Greenstar KBR42 Floor Boiler
- KWB35 Bosch Greenstar KWB35 Floor Boiler
- KWB42 Bosch Greenstar KWB42 Floor Boiler
- ZBR35 Bosch Greenstar ZBR35 Wall Boiler
- ZBR42 Bosch Greenstar ZBR42 Wall Boiler
- ZWB35 Bosch Greenstar ZWB35 Wall Boiler
- ZWB42 Bosch Greenstar ZWB42 Wall Boiler
- ZWB42-3A Bosch Greenstar Pro ZWB42-3A Wall Boiler
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Note: We do not sell to the general public.
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.
The Greenstar Boiler Fan RG128 (part number 87182261840) is a service replacement fan assembly intended for Bosch Greenstar condensing boilers used in U.S. installations, managing combustion air delivery to support safe, reliable firing. Its design aligns with Greenstar’s fully‑modulating fan architecture to help maintain stable combustion across varying loads, simplifying field service and parts inventory for wholesale and service professionals. (bosch-homecomfort.com)
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