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Ldt Machinery

L.D. Thornton & Associates focuses on serving your needs by representing the best in HVAC Industry Manufacturers in Industrial, Commercial, and Institutional Markets.

We can assist with startup, application engineering, and equipment support. We can assist you by providing honest information about equipment cost, equipment life, maintenance cost, application cost, operating cost and commissioning cost. You run the numbers to determine if you have a real return on investment. No greenwashing—only performing.

View Our Products

Recent News

L.D. Thornton & Associates Inc. is the new Burnham Steel Boiler Rep for Northern Indiana

2/5/2021

L.D. Thornton & Associates Inc. is the new Burnham Steel Boiler Rep for Northern Indiana, filling in the offerings to the Bryan Flexible Tube Boiler and the Thermal Solutions Company Energy Efficient Condensing Boilers. Click to read more

Bryan Boilers Just Announced the BFIT Boiler!

3/5/2018

Bryan Boilers just announced the BFIT Boiler! Full condensing, low pressure drop, 5 to 1 turndown, low NOx, Concert Controls, easy to maintain, all in a small foot print at a very competitive price. Click to read more

Webster Air Density Retrofit News Release

3/5/2018

Webster offers an Air Density Retrofit that will make any burner more efficient. TAT is compatible with Linkage systems and linkage-less. TAT uses a VFD to adjust the fan motor speed dependent on combustion air temperature. TAT can reduce the gas and electrical usage of your burner and reduce maintenance. Click to read more

Why Choose Us?

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EQUIPMENT THAT SAVES ENERGY


Our manufacturers design equipment and systems to reduce electrical use, fuel use, and the energy used to maintain our equipment.

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SYSTEMS THAT PROVIDE REAL PERFORMANCE


Equipment that can be maintained and rebuilt, easy commissioning, efficiencies maintained at all points of the turndown range, proper applications, better heat transfer design; Enhances your reputation in the industry.

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WE ASSIST YOU IN REDUCING OPERATING COSTS


Proper application, use of night setback, warm weather shut down, lead lag, BMS systems, Outdoor reset and proper sizing of equipment assist in keeping your cost in line.

Investment

YOUR CUSTOMER IS PROVIDED RETURN ON INVESTMENT


Real operating modeling that uses real life operating practices. We don’t hid our equipment cost behind operating practices that damage equipment or negatively affect building comfort.  Proper application and sound use of acceptable engineering practices are what our equipment manufacturers expect in our market.

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We Don't Greenwash


No Greenwashing– we provide only performing equipment that provides real payback and make’s sense to your customer’s bottom line.  Our Manufacturer’s are driven by sound engineering and providing equipment that works in real life applications

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WE OFFER SUPERIOR PRODUCTS


Absolute Aire, Bryan Boilers, Hamilton Engineering, Thermal Solutions, Thermo-Cycler Industries, Solaronics Infra-Red, Vapor Power International, Webster Engineering……..each company an innovator in their market segment.

Companies We Represent

Absolute Aire Logo logo
Bryan Boilers Logo logo
Bryan Triple Flex Boilers Logo logo
Burnham Logo logo
Evo Logo logo
Hamilton Engineering Logo logo
Solaronics Logo logo
Thermal Solutions Logo logo
Thermocycler Logo logo
Webster Logo logo