Product Information
Check valve
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Code-Compliant
All products meet Canadian HVAC and gas code standards.
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Trade pricing for licensed contractors. 40+ years in the industry.
Bosch check valve (Part No. 8733953745) is a field‑service replacement for Bosch HVAC and hydronic equipment, designed to maintain unidirectional flow and prevent backflow in refrigerant, condensate, or water circuits, supporting stable operation during mode changes. As a compact, serviceable spare, it safeguards compressors, pumps and control valves from reverse‑flow events and simplifies on‑site maintenance and repairs. (bosch-homecomfort.com)
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