S&B Direct Air Heaters by Industry + Testimonial Quotes

Stelter & Brinck Direct Fired Air Heater Diagram

At Stelter & Brinck, with over 100 years of expertise in the process heat industry, we design and manufacture custom high-efficiency, cost-effective direct fired air heaters that deliver hot air to a wide range of industrial applications. Our direct fired air heaters (often referred to as direct process air heaters) mix combustion gases directly with…

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S&B Direct Fired Air Heater Types

Duct Style, Gun Style, and Packaged Direct Fired Air Heaters

Exploring Stelter & Brinck’s Duct Style, Gun Style, and Packaged Configurations In a previous blog, we discussed the different types of indirect fired air heaters that Stelter & Brinck offers industry; this blog will discuss Stelter & Brinck’s direct fired air heaters. At Stelter & Brinck, direct fired air heaters are a vital product of…

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*NEW* Combustion Field Service Catalog

Our *NEW* combustion service catalog has been updated to not only better reflect our website, but to also include some information about Stelter & Brinck. Check it out and learn more about our Combustion Field Service Capabilities! In this catalog, you will find: We hope you enjoy our new catalog! Please leave feedback in the…

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Your Plant Deserves A S&B Technician!

In-House Trained & Supported. One Team; One Standard. MEET A S&B TECH Adam has been at Stelter & Brinck for 21 years! Adam’s specialty is equipment start-ups and flame control. Adam’s favorite part about being a S&B tech is that “no day is the same, but each customer’s equipment is always treated like it’s our…

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S&B Indirect Air Heaters by Industry + Testimonial Quotes

At Stelter & Brinck, with over 100 years of expertise in the process heat industry, we design and manufacture custom indirect fired air heaters that deliver clean, contaminant-free hot air to the most demanding industrial applications. Our indirect air heaters (IAH) separate combustion gases from the process air stream. See the diagram below. In this…

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Secure Industrial VPN Access for Your S&B Equipment

Enhancing Uptime with Remote Connectivity In today’s fast-paced industrial environment, minimizing downtime and maximizing system visibility are critical to maintaining productivity and controlling costs. At Stelter & Brinck, we’re proud to offer our Remote Connectivity Option — a secure, industrial-grade solution that gives qualified S&B personnel VPN access to your combustion system controls. What is…

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Flame Safety & Combustion Control System

Simplifying Combustion Control: A Closer Look at the Honeywell SLATE System In today’s industrial environments, efficiency, safety, and ease of use aren’t just “nice to have”—they’re essential. That’s exactly where the Honeywell SLATE system stands out. Designed as a programmable flame safety and combustion control solution, SLATE brings modern technology into a compact, modular platform…

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Direct vs. Indirect Fired Process Air Heaters FAQ | Expert Answers

Indirect Fired Air Heater Diagram

At Stelter & Brinck, we design and manufacture custom process air heaters, among other combustion systems. From direct-fired duct, packaged, and gun-style units to indirect-fired recirculating, non-recirculating and straight-through models, our equipment powers critical industrial processes worldwide — drying, curing, heat treating, makeup air, food processing, metals preheating, and more. Customers often have the same…

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Direct-Fired vs. Indirect-Fired Process Air Heaters: Best Uses by Application

At Stelter & Brinck, with over 100 years of expertise in the process heat industry, we specialize in custom process air heaters — direct-fired and indirect-fired — designed specifically for industrial use. Process air heaters provide heated air directly into manufacturing process, optimizing system heat, energy use, and product quality across diverse settings. Direct Fired…

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