Many office comfort problems come down to who owns the equipment and who controls the schedule. In a leased suite, the landlord often owns the rooftop units and sets the building’s operating schedule, while you control the thermostat and what the lease lets you change. Climate Pros Tucson matches you with licensed pros for the work either side commissions.
How does office HVAC work?
An office building usually cools with rooftop package units or a central system, split into zones. Each zone has a thermostat or sensor that calls for cooling or heat. A small building may have one unit per suite, and a larger one may share equipment among tenants.
Zones matter. A west-facing corner, a server closet and a conference room full of people all load the system differently. When one thermostat serves a mixed area, someone is uncomfortable.
Who is responsible in a leased suite?
Your lease decides. Read what it says about equipment ownership, repair duty, after-hours cooling and who pays. Some leases make the landlord responsible for the building system and the tenant for suite-level items. Others split it differently. Ask the property manager for the equipment records before you call a contractor, and do not alter shared equipment without approval.
Why is one space too hot or too cold?
Common causes are a thermostat in the wrong place, blocked or unbalanced airflow, a failing unit, a zone that is too large, or a schedule that turns the system off before people leave. Tucson makes it worse. The airport averages about 68 days a year at or above 100F, the City’s summer design temperature is 105F, and west and south walls and roofs take hard sun.
- Note which rooms and what times of day.
- Check that vents are not blocked by furniture.
- Check the thermostat schedule and mode.
- Report the pattern to the property manager in writing.
See why is my upstairs hotter in Tucson and HVAC air balancing in Tucson.
What should a maintenance plan cover?
It should cover filters, coils, belts, electrical connections, controls and condensate drains, on a schedule. Tucson dust loads filters fast. See preventive vs predictive HVAC maintenance and commercial HVAC for small businesses in Tucson.
Ask each contractor for a written scope and quote, and check the license at roc.az.gov. Each contractor sets its own prices. See commercial HVAC and the Tucson HVAC hub.
When to call us
Call (520) 353-2520 and we’ll match you with a licensed local pro.