Maddock Industries Expands HVAC Solutions Offering with Nyle Heat Pump Water Heaters

Nyle logo

June 1, 2026

Maddock Industries is proud to announce a new partnership with Nyle Water Heating Systems, expanding its lineup of high-efficiency mechanical solutions with commercial heat pump water heating technology. As building owners, engineers, and contractors continue looking for ways to improve efficiency and reduce long-term energy consumption, heat pump water heaters have become an increasingly important…

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A Smarter Approach to Draft Control with US Draft Co.

April 15, 2026

US Draft Co. is a leading manufacturer of engineered draft control solutions designed to support safe, efficient, and code-compliant venting in modern heating systems. As boiler and appliance technologies evolve (especially with high-efficiency and multi-unit systems) the complexity of venting has increased. US Draft Co. addresses these challenges with integrated systems that actively manage airflow,…

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Why Source LINK-SEAL® from Maddock Industries

February 3, 2026

In commercial construction, industrial plants, municipal infrastructure, data centers, and virtually any project where piping penetrates walls and floors, the quality of your sealing system matters. That’s where LINK-SEAL® modular pipe sealing systems come in—and why sourcing them from Maddock Industries is a smart choice for engineers, contractors, and building owners alike. What Is LINK-SEAL?…

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How to Improve Boiler Performance with the Properly Selected & Sized Flue

December 22, 2025

When planning a boiler installation, one of the most important details is the venting system that ensures efficient reliable operation. Without the right flue, even the best boiler can fall short of its potential. That’s where Z-Flex® stainless steel venting systems come in. At Maddock, we represent, sell, and quote Z-Flex alongside RBI & KN…

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Driving Energy Efficiency with Danfoss Solutions

October 29, 2025

Building owners and operators are facing a growing need to cut energy use and lower carbon emissions — Danfoss solutions can help. In cities like Chicago, large buildings over 250,000 square feet must meet benchmarking requirements that set deadlines for measurable reductions in consumption. For facility owners, this means finding ways to improve efficiency without…

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Quieting the Flow: How to Reduce Noise & Vibration in Hydronic Systems

September 30, 2025

In an ideal world, a hydronic system operates quietly in the background, heating and cooling a building without drawing attention to itself. But in reality, noise and vibration are two of the most common and frustrating issues facility managers and mechanical contractors face. From the sudden jolt of water hammer to the low hum of…

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Code-Compliant & Custom-Modified: Armstrong GLA Glycol Make-Up Units

Armstrong GLA unit

September 19, 2025

When a commercial HVAC system relies on glycol to prevent freezing, a reliable method is needed to maintain system pressure. That’s where Armstrong’s GLA Units come in. These automatic fill units are designed to maintain proper pressure in glycol-based systems while preventing contamination, overflow, or system failure. At Maddock, we stock Armstrong GLA units—ready to…

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Common Applications of Garlock LINK-SEAL: LS-200 to LS-600

Garlock LinkSeal

July 28, 2025

Garlock’s LINK-SEAL modular seals (models LS-200 through LS-650) are widely used to create permanent, hydrostatic seals around pipes and conduits where they pass through walls, floors, and other barriers. These modular seals, made from interlocking rubber links compressed by bolts, provide a gas- and water-tight seal that withstands up to 20 psi of water pressure,…

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Choosing the Right Garlock LINK-SEAL Model & Material

Link seal

July 14, 2025

When selecting a Garlock LINK-SEAL, two main factors influence performance and longevity: choosing the right model based on the pipe-to-wall gap and selecting the right material for the environment. Garlock offers LINK-SEALs in sizes from LS-200 to LS-600 and beyond, each suited to different pipe sizes and conditions. Note: If your size or configuration isn’t…

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Introducing the KN Series from Mestek: A Cast-Iron Boiler with Modern Efficiency

May 27, 2025

Maddock is excited to announce the addition of the KN Series boilers from Mestek Boiler Group to our commercial heating lineup. As the only American-made, cast-iron condensing boilers on the market, the KN Series blends traditional strength with modern performance. This makes the KN Series ideal for retrofits, replacements and new construction alike. A Return…

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