HVAC Service & Preventive Maintenance

General and Emergency HVAC Service

Whether clients need routine maintenance, 24/7 emergency service, or a full-service maintenance program, NEMSI has a solution designed to work.

NEMSI’s maintenance services cover a variety of systems and equipment, including:

  • HVAC systems
  • Chiller service and retrofits
  • Cooling towers
  • Computer room and data center cooling systems
  • Direct digital controls (DDC)
  • Pneumatic and electric controls
  • Variable air volume systems
  • Plumbing installation and maintenance
  • Steam and hot water boiler service and retrofit
  • Variable frequency drive (VFD) applications and service

HVAC, Mechanical, Electrical, Plumbing, and BAS Maintenance

NEMSI technician changing an HVAC filter during preventive maintenance services.A primary strength has always been NEMSI’s emphasis on preventive maintenance programs. NEMSI has three sample programs:

Full Service – Facilities Services and Supplies:

Preventive maintenance with all extra needed facilities: HVAC, MEP, building automation systems, labor, and parts included at one yearly cost. This full-service maintenance program allows clients to budget for all their HVAC service needs in advance.

Full Labor – Facilities Consultants & Technicians:

Preventive maintenance with all extra labor for facilities: HVAC, MEP, building automation, and controls expertise included at a fixed yearly cost. This full labor maintenance program allows clients to budget effectively for their annual HVAC expenses.

Preventive Maintenance – Custom Facilities Programs:

The benefits of a preventive maintenance program customized to include some or complete facilities, HVAC, MEP, building automation and controls services are:

  • Fewer failures
  • Less costly repairs
  • Improved indoor air quality
  • Extended equipment life
  • Increased reliability
  • Increased productivity