Offices and retail spaces need steady comfort and working restrooms during business hours. Most run rooftop units or split systems, sometimes with mini-splits for server rooms or add-on spaces. Quarterly HVAC maintenance, planned repairs and attention to restrooms, water heaters and backflow devices keep small problems from closing the doors.
What systems do most offices and shops run?
Packaged rooftop units and split systems handle most heating and cooling. Mini-splits often cover server closets, add-on offices or spaces the main system can't reach.
On the plumbing side, restrooms, break rooms, a water heater and the building's backflow preventer do most of the work. In multi-tenant buildings, several units and restrooms may be shared, which makes scheduling and access part of every job.
Many buildings in our area have several rooftop units, each serving a different zone or suite. Knowing which unit serves which space makes troubleshooting much faster and helps you plan replacements one unit at a time instead of all at once.
What usually goes wrong?
Uneven temperatures between rooms, units that run constantly, failed capacitors or motors, clogged restroom lines, running toilets and water heaters that can't keep up are the common calls.
In retail, doors opening all day add heat and humidity, and in offices, conference rooms and server closets often run warmer than the rest of the space. Those patterns help point to the cause.
Restrooms in busy shops and offices see heavy use, and the common problems are clogs from paper products, running toilets, leaking flush valves and faucets that won't shut off fully. Water heaters serving break rooms and restrooms can also wear out quietly until the water runs cold.
- Hot or cold spots from dirty filters, coils or airflow problems.
- Rooftop units with worn belts, motors or electrical parts.
- Restroom clogs and fixture leaks that need prompt attention.
- Backflow preventers that need testing or repair.
How do you keep service from disrupting business?
Plan it. Regular maintenance catches worn parts before they fail, and scheduling work early or late in the business day keeps customers and staff comfortable.
Shared buildings add another wrinkle. Tell us which units serve which suites, how to reach the roof and whether tenants need notice, so the visit goes smoothly.
Our hours are Monday through Sunday, 7 AM to 6 PM, which gives many shops and offices room to schedule work before opening or on a slower day. Let us know about access, keys and roof hatches up front.
For planned work like a unit replacement or a water heater swap, we agree on timing ahead of time and explain what will be shut off and for how long it is expected to take, so you can let staff and customers know.
What does the Commercial HVAC Maintenance Program include?
Quarterly visits, filters included and supplied by CASC, priority scheduling and a 10% repair discount. It covers HVAC only and is priced by quote for your equipment.
Quarterly visits suit buildings where comfort affects sales or productivity. Each visit is a chance to clean, inspect and tell you about anything that's wearing out, so repairs can be planned instead of rushed.
A typical maintenance visit includes changing filters, checking belts and motors, cleaning or inspecting coils, checking electrical connections and controls, confirming refrigerant system operation and clearing condensate drains. Findings are reported so you can plan for repairs before they become breakdowns.
How does CASC work with property managers and landlords?
We service, repair, replace, install and maintain commercial HVAC, and handle commercial plumbing from drains and leaks to water heaters, gas lines and backflow.
When equipment reaches the end of its life, commercial HVAC projects get a free estimate. You get clear findings and written pricing you can share with an owner or tenant.
When deciding between repair and replacement on an older rooftop unit, the factors are the unit's age and condition, how often it has needed repairs, the refrigerant it uses and whether it keeps the space comfortable. We lay those out plainly so an owner can make the call.
What's the next step?
Request a commercial quote. Tell us how many units and restrooms you have and what's been giving you trouble.
Call 501-307-1310 or send the contact form.
Frequently asked questions
Can you service rooftop units on a multi-tenant building?
Yes. We service commercial rooftop units, split systems and mini-splits. Let us know about roof access and which units serve which tenants.
Is the commercial program priced online?
No. The Commercial HVAC Maintenance Program is priced by quote based on your equipment.
Do you test backflow preventers for businesses?
Yes. CASC installs, repairs and tests backflow preventers.
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Related guides
- Is a maintenance plan worth it? For most homes with central air, a heat pump or mini-splits, yes. CASC's Residential HVAC Maintenance Plan is $189 for the first system and $99 for each additional system, plus tax. It includes a spring cooling visit and a fall heating visit, plus 10% off qualifying repairs and service-call fees. It does not auto-renew.
- Request a commercial HVAC or plumbing quote Businesses can request a commercial HVAC or plumbing quote through our contact form or by calling 501-307-1310. CASC handles rooftop units, split systems and mini-splits, plus commercial plumbing, drains, grease traps and backflow. Commercial HVAC projects get a free estimate, and our quarterly Commercial HVAC Maintenance Program is quoted per building.
- Commercial HVAC and plumbing by building type Different buildings stress HVAC and plumbing in different ways. Restaurants push drains, grease traps and rooftop units hard; offices and shops need steady comfort and working restrooms during business hours. CASC serves business owners, property managers, landlords and facility managers with commercial HVAC and commercial plumbing service across Central Arkansas.
- HVAC and plumbing for restaurants Restaurants work their plumbing and HVAC harder than most buildings. Grease, food solids and hot water stress kitchen drains and grease traps, while cooking heat and constant door traffic load the rooftop units. Planned drain care, grease trap service and quarterly HVAC maintenance help prevent the breakdowns that close a dining room.
Keep your doors open and your space comfortable
Request a quote for office or retail HVAC and plumbing service.
Request a commercial quote