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Services We Offer

     NH HVAC Systems inc. provides full service on existing commercial/industrial HVAC Equipment and new installations.  Our hard work and dedication to our reputation has led to a long relationship with established companies such as Colliers International, US Cellular, and J Lawrence Hall.


     NH HVAC Systems Inc. brings years of experience in HVAC contracting, mechanical engineering, and HVAC system design to your projects.  We have served engineers, architects, contractors, industries & businesses throughout New England for over 18 years.  



COVID-19: Solutions for a safer environment.

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     NH HVAC Systems inc. is currently working with our vendors to help our customers stay safe during this time.  
     The CDC recommends the use of UVGI as an effective technology to minimize the spread of airborne microorganisms, including COVID-19.  The American Society of Heating and Air Conditioning Engineers (ASHRAE) has addressed concerns of contagious viral disease transmission with recommended mitigation strategies that include dilution fresh air ventilation, filtration, and UVGI. 
     We offer several different solutions such as the Trio Plus Portable Air Purifier and the FlexmountUV. If you are interested and would like more information, we are happy to assist you in finding a solution that fits your needs. 

Trio Plus UVC & HEOA Equipped Portable Air Purifier

The TRIO Plus air purifier combines THREE state of the art air treatment processes into ONE powerful system.  The TRIO Plus is quiet and efficient. The airflow of this 3-stage portable system boasts a remarkable Clean Air Delivery Rate(CADR) of 312CFM.  True HEPA filtration, high intensity UVC germicidal sterilization, and PRO-Cell toxic gas reduction technologies combine to make the TRIO Plus a complete purification system a variety of spaces. 


AC Coil cleaner and air purifier.

 The FlexMountUV is designed for fast, flexible, easy installation into virtually any forced air ductwork.  It maximizes HVAC operating effectiveness by keeping the AC coil clean and significantly reducing viruses, germs, bacteria, and mold spores.

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