Description
Keep your hydronic heating and cooling systems operating at peak efficiency with the Caleffi 59756 Air Vent, a high-quality automatic air release component designed specifically for DISCAL® Series 551 and NA551 steel air separators. This essential replacement part helps protect your system by continuously removing trapped air and gases that can impair performance.
Key Features
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Automatic Air Removal: Continuously vents air and non-condensable gases from hydronic circuits to improve circulation and heat transfer.
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Designed for DISCAL® 551 Series: Form-fit replacement for steel DISCAL® air separators (551/NA551), ensuring seamless integration.
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Durable Construction: Built to withstand high-performance HVAC environments and repeated operation without failure.
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Easy Serviceability: Simple to remove and replace during routine maintenance of your air separator assembly.
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Helps Reduce Noise & Corrosion: By eliminating air pockets, it prevents system noise, reduces corrosion risk, and supports reliable fluid flow.






