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Saunier Duval Auto Air Vent (51675)
Maintain your boiler’s peak performance and protect your heating system with this premium Saunier Duval Auto Air Vent. This essential component is designed to automatically release trapped air from the sealed circuit, preventing internal corrosion, reducing operational noise, and ensuring consistent heat distribution throughout your home.
Direct Replacement: Specifically engineered as a high-quality replacement for Saunier Duval part number 51675.
System Longevity: By removing air pockets, it prevents "air locking" and protects the internal pump and heat exchanger from unnecessary wear and cavitation.
Maintenance-Free Operation: Features a reliable float mechanism that works continuously to keep your system air-free without manual intervention.
Quiet Efficiency: Effectively resolves common "gurgling" or "banging" noises caused by trapped air in the boiler circuit.
Compatible Models:
Saunier Duval SD 623 Combi — 47-920-01
Saunier Duval Thelia 623 — 47-313-11
Saunier Duval Isofast F 28 E — 47-920-16
Saunier Duval Isofast F 35 E — 47-920-17
Saunier Duval Combitek F 23 — 47-920-13
Saunier Duval Thelia 23 — 47-313-11
Saunier Duval Thelia 23E — 47-313-11
Saunier Duval Thelia 23E NC — 47-313-11
Saunier Duval Thelia 23NC — 47-313-11
Saunier Duval
D01064-02
