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Hydronic Heating & Cooling
Industrial & Commercial



Wall fin enclosure is used to provide an esthetically appealing covering for the heating element while improving convection for increased performance. Sigma offers a wide range of wallfin enclosure styles to satisfy any architectural requirement. Styles include standard, freestanding, slim and security. Enclosures are available in a variety of materials and finishes. They also come with optional access doors, dampers, tamperproof dampers and more. Sigma’s wallfin enclosures are designed for durability, ease of installation and minimal maintenance.

Need something special?

We do custom manufacturing to nearly any specification. Get in touch to discuss your job with one of our engineers.

Custom work

Reference Documents