Service Division

William E. Walter, Inc. has a tradition of excellence servicing our clients HVAC investment. Our technicians are EPA certified in light commercial package rooftop equipment, boilers, heavy industrial centrifugal or rotary screw chilled water systems; these technicians accurately diagnose and repair your equipment, avoiding costly down time.

William E. Walter, Inc. provides periodic maintenance services, from basic air filter maintenance to complete mechanical equipment coverage. We can provide a Periodic Maintenance Agreements specifically designed with your facility in mind. We offer both backflow preventer and boiler CSD-1 (Control Safety Device) testing/certification to insure your equipment remains in compliance to established standards.

Our Sales and Engineering staff can provide design/build and turn key retrofit services to meet your project's specifications and budget.

HVAC repair and Retrofit

Mechanical Service Capabilities


William E. Walter, Inc. has the knowledge, experience, and resources necessary to meet all of your HVAC and Plumbing requirements. We offer 24 hour emergency service minimizing critical equipment down time. Additionally, we can evaluate your mechanical investment and provide recommendations to improve system efficiency.

William E. Walter, Inc. provides sales, service, and repair for the following mechanical systems:
  • Centrifugal, Rotary Screw, and Reciprocating Chillers
  • Hot Water/Steam Boilers and Humidification Systems
  • Hot/Chilled water pump systems
  • Forced air heating, ventilation, and air conditioning
  • Makeup air and exhaust system
  • Variable air volume and variable temperature applications
  • Commercial refrigeration
  • Building automation

Periodic Maintenance Programs

Chiller Maintenance By William E. Walter Certified Tech

Periodic maintenance is critical in maximizing the longevity of your mechanical system investment. Proper maintenance can increase system efficiency, improve indoor air quality, and reduce premature equipment failures.

William E. Walter, Inc. offers a wide range of maintenance programs:
  • Programs individually tailored to meet or exceed your equipment's manufacturer recommended maintenance.
  • Automated periodic maintenance generation ensures that the proper inspections are completed in a timely manner, maximizing maintenance effectiveness and are suited to site specific needs.
  • Written reports documenting the services that have been performed are provided.
Local and state mandated inspection services:
  • Boiler CSD-1 (Control Safety Device) inspection and certification.
  • Hydrostatic boiler testing and internal inspections.
  • Backflow (Reverse Pressure Zone) testing and certification.

We want to be your contractor of choice and provide you with the best possible array of periodic maintenance services.

Process Piping and Plumbing

3M Manufacturing Facility Plumbing Installation

For over 60 years, William E. Walter, Inc. has been providing process piping and plumbing services to the industrial and commercial industry. Our goal has always been to develop long term relationships with our clients by providing consistently, a high level of service.

Our skill inventory includes:
  • Gas piping, including medical gases.
  • Compressed air piping.
  • Process piping, including chilled water, hot water, chemical, low and high pressure steam, and industrial waste.
  • Plumbing services, including video camera inspections.
  • Welding services, including pipe and plate.
  • Grooved piping.
  • All material, including carbon steel, stainless steel, aluminum, copper, PVC, etc.

We also offer fabrication services for projects of any size. We know that each client and every project is unique. That is why we listen carefully to your specific needs and focus our efforts on your objectives.

Engineering and Design Services


A well-designed facility, whether commercial, industrial, or institutional should include a mechanical system that is energy efficient, encourages productivity, and ensures comfort. William E. Walter, Inc's staff of experienced mechanical engineers and designers can plan, lay out, and design the system that will deliver BOTH efficiency and satisfaction.

Engineering and design services we offer:
  • Heating, ventilation & air conditioning engineering / design.
  • Plumbing and piping engineering / design.
  • Computer aided drafting services.
  • Energy analysis.
  • Design/build and turnkey retrofit services.
Let William E. Walter, Inc.'s engineering staff design the solution to your facility's mechanical problems.
Service Division