Armstrong Fill Systems

Available Products

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The Armstrong Glycol Auto-Fill Units provide automatic glycol make-up for HVAC systems. The specially molded mixing tank offers a compact package with built-in housing for controls and make-up pump.

Frequently Asked Questions

Do you carry products from specific manufacturers?

Yes, Maddock sources high-quality components from trusted manufacturers like Armstrong, Danfoss, and DHT. Each product page lists the brand and technical specifications.

Can I get custom configurations or materials?

Absolutely. We specialize in custom solutions for hydronic and process systems. Reach out with your requirements and we’ll help design the best fit.

How can I find technical data or product manuals?

Product specification sheets and installation guides are available on each product page. If you need additional technical documentation, contact us and we’ll send it directly.

How do I reach customer service?

You can contact our team by phone at (773) 486-1000 or email us at eric@maddockindustries.com. Our business hours are Monday–Friday, 8 AM–5 PM CST.

Can Maddock help me choose the right product for my application?

Definitely. Our experienced team can guide you through product selection based on your system requirements, space constraints, and performance goals.

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