[Ontario Heating and Air Conditioning Limited OHAC Ltd. ensures building comfort and productivity through first-rate
mechanical construction, automation and service solutions in Ontario
industrial, commercial and residential high-rise properties. With 30 years
in business, OHAC Ltd. is a trusted resource for new construction and
retrofit, offering full-scope solutions in sheet metal, design build, as
well as installation systems and products. Our goal is to help managers
achieve maintenance excellence. We possess the tools, techniques and
leadership skills to accurately manage your capital equipment. We will
provide the blueprint for steps and scheduling needed to properly develop a
program that will increase the useful lifespan of your HVACR systems and
the reliability of their components. Our service is offered 24/7 with a two
(2) hour response time. OHAC Ltd. will assess the relationship between your
HVACR systems and environmental control; addressing thermal comfort and
indoor air quality, heating, cooling and moisture regulation, air
distribution and pressure regimes, energy usage, solar and internal gains,
and natural and hybrid ventilation.]