Who We Are:

 dL  Flow Tech is an independent  certified heating and air conditioning firm specializing in air and hydronic testing and balancing. Strategically located  in the New York Hudson Valley, we service the Tr-State and beyond, completing projects from Up-State NY all the way to the island of St Thomas. Our 37 years in buisness has proven our commitment to customer service and the highest quality of work.  

What We Offer:

New Construction

​​Certified in Air and Hydronic Testing and Balancing

Duct Leakage Testing

Pre-Construction Surveys


Existing Buildings

 Full System Surveys

Ultra Sonic Flow Testing

Fire Damper Testing

Fume Hood Testing


Certified in Blower Door Testing

Duct Leakage Testing

For 37 years dL Flow Tech has assisted contractors, engineers, building owners, and home owners in every stage of construction. From preconstruction to completion we offer an array of services to comply with industry standards and help make your project go smoothly. Check our website to learn more about the services we provide. We're proud of our achievements. Visit us to explore our portfolio and see a sampling of our completed work. Our friendly and professional team will help you get the proper answers that you seek.



We appreciate you visiting and look forward to serving you in your TAB needs. 


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