Oconomowoc is famous for its beautiful lakes – like Lac La Belle and Fowler Lake – but the area’s weather can swing from humid summers around 82.4°F to icy winters around 10.2°F. Whether your home is near South Cross Street near Downtown Oconomowoc or close to Highway 16, Pat’s Heating & Air Conditioning is here to keep you comfortable in every season.
We’ve spent over 36 years serving Southeastern Wisconsin, and we know exactly how to handle the region’s temperature extremes – from installing brand-new units to providing late-night emergency repairs.
Why Choose Pat’s Heating & Air Conditioning in Oconomowoc?
Oconomowoc is a growing city in Waukesha County, but one thing hasn’t changed: residents want fast, dependable HVAC solutions. That’s precisely what Pat’s delivers:
- Leading Expertise: With decades of hands-on experience, our technicians know the ins and outs of HVAC systems.
- Quick Call-Outs: Whether you’re by Woodlands or down near Briarwood, we arrive promptly to solve your problems.
- 24-Hour Care: We’re ready to tackle emergency issues any time – rain or shine, day or night.
- Customer Satisfaction Guarantee: We prioritize your happiness and always strive for top-notch service.
- Flexible Payment Options: We offer payment plans to make sure our services fit your budget.
Oconomowoc Air Conditioning Installation, Repair & Maintenance
Summer days in Oconomowoc can be especially hot, and temperatures sometimes climb above 82°F! When that happens, a reliable Air Conditioning Installation keeps your home cool and fresh – great for when you want to get back to a nice cool house after being out by Fowler Lake.
Got an existing AC unit? Our repair and maintenance services are available around the clock. We’ll make sure your system runs efficiently so you can relax indoors after a stroll along the Lake Country Trail.
Reliable Ductless HVAC Solutions in Oconomowoc
For homeowners who’d rather skip extensive ductwork, Ductless HVAC Installations deliver zoned heating and cooling exactly where you need it.
Our technicians can install sleek wall-mounted units in any room, so we don’t take up too much floor space and can cut down on your energy usage. Whether you live in a cozy historic house near Main Street or a modern condo near Pabst Farms, ductless systems are a versatile choice.
VRF Systems for Your Oconomowoc Home
Variable Refrigerant Flow (VRF) systems are an increasingly popular choice around Oconomowoc’s suburban neighborhoods. They switch from heating to cooling without skipping a beat – perfect for Wisconsin’s erratic weather patterns!
Pat’s expert team will evaluate your home’s layout and recommend the best VRF solution so you can always enjoy a balanced indoor climate.
Comprehensive Heating Solutions Across Oconomowoc
When winter comes knocking, temperatures can dip below freezing, especially if you’re out by Okauchee Lake or near the outskirts of Waukesha County.
Pat’s is your all-in-one provider for heating services in Oconomowoc, whether you need an urgent repair or a full system overhaul.
24/7 Heating Repairs
If your boiler starts acting up after a day of ice skating on Fowler Lake, don’t stress – our factory-trained pros are just a phone call away. We’ll be there to troubleshoot the issue and make honest recommendations to keep your heating costs manageable.
Boiler & Radiant Heating Installation & Maintenance
A quality boiler or radiant heating system can help you handle those frigid Wisconsin nights. Whether you’re considering an upgrade or just need routine service, we install new units that suit your property and follow up with regular maintenance to keep your system in great shape.
Heat Pump Services
A heat pump offers an all-in-one solution for:
- Heating and Cooling
- Cutting Down on Energy Bills
- Providing Reliable Comfort
Pat’s will help you select and install the right heat pump for your home – perfect for tackling Oconomowoc’s humidity during the summer and warming your space when the snow piles up in winter.
Hybrid Heating Technology
Need a bit more power when the thermometer dives? Our Hybrid Heating Service combines a heat pump with a furnace, guaranteeing a cozy home even on those bitterly cold nights near Rosenow Creek or Lake Drive. It’s an efficient, cost-effective way to keep your family comfortable!
Superior Air Purification Solutions
Indoor air can hide the following pollutants that aggravate allergies:
- Pollen
- Dust
- Other Particulates
Pat’s offers Air Purification Solutions to help clear the air, which is a relief for families living near the city’s bustling center or by the scenic waterfront. We install top-grade filters, as well as humidifiers and dehumidifiers, to help maintain optimum moisture levels all year long.
State-of-the-Art Temperature Control in Oconomowoc
Take charge of your home’s climate with our modern smart thermostats. You’ll be able to monitor and adjust temperatures from anywhere – especially handy if you’ve just spent the day shopping around downtown Oconomowoc and want to return to a perfectly set home environment. Plus, zoning control gives you the power to regulate different rooms individually, saving you energy and costs.
Commercial Services for Local Oconomowoc Businesses
Pat’s also supports the many enterprises around Oconomowoc – whether you’re located near Lake Drive or around Wisconsin Avenue. Our Commercial HVAC Services cover everything from new installations to maintenance on existing systems, helping keep your workspace productive and comfortable for employees and customers alike.
Trusted Electrical Services in Oconomowoc
HVAC isn’t our only specialty. We provide a range of Electrical Services for homes and businesses across Oconomowoc:
- Circuit Breaker Installation
- Electrical Panel Upgrades
- EV Chargers
- Fans & Fixtures
- Smoke and Carbon Monoxide Detectors
- Generator Services
Contact Pat’s Team Today!
Got a furnace emergency near Lake Drive? Need an AC tune-up by the Oconomowoc River? Pat’s Heating & Air Conditioning is standing by. Call 262-208-5829 or fill out our online form, and we’ll get back to you promptly. Experience the same expert service that thousands of satisfied customers in Oconomowoc already trust!
We offer the following services (and more!) in Oconomowoc, WI:
Recent Jobs and Reviews in Oconomowoc, WI
Job Locations and Reviews
Responded to no hot water complaint at carriage house reporting only lukewarm water delivery. Upon arrival, inspected high efficiency modulating condensing boiler and found control panel displaying error code E-58 with temperature reading of 180°F. Diagnosed fault code indicating system issue preventing proper hot water production. Evaluated plumbing distribution system including manifold assemblies, zone valves, and piping configuration serving the carriage house. Cleared error code, reset boiler parameters, and verified proper system operation. Tested hot water delivery to carriage house and confirmed restoration of adequate hot water temperature throughout. System returned to normal operation with all components functioning as designed.
Completed annual AC tuneup and renewed CCC Quality Plan agreement. Performed comprehensive maintenance inspection of outdoor condenser unit, replaced 16x25x1 air filter, and verified system operation—unit running properly with no issues identified.
Performed comprehensive boiler tune-up and inspection on residential heating system in preparation for property sale. Upon arrival, assessed unit condition and determined system was suitable for maintenance service. Conducted thorough cleaning of heat exchanger coils which exhibited heavy accumulation of dust and debris between cooling fins. Inspected boiler components including burner assembly, heat exchanger surfaces, and associated piping connections. Documented system condition with photographic evidence showing corroded floor-mounted piping channels and contaminated coil surfaces requiring attention. Unit was operational at time of service but showed signs of age and deferred maintenance throughout accessible components.
Completed prepaid monthly maintenance visit under CCC Quality Plan. Performed clean and check procedures on three air conditioning systems, including outdoor condenser unit and indoor Carrier furnace system. Replaced air filters: three 16x25x4 filters and one 16x25x1 filter. Inspected refrigerant lines, electrical connections, and disconnect box at outdoor unit. Verified proper operation of all equipment. All systems operating within normal parameters with no deficiencies noted.
Completed annual AC tune-up and maintenance under CCC Quality Plan agreement. Performed comprehensive system inspection, replaced 16x25x4 air filter showing significant dust and debris accumulation, and washed outdoor condenser unit. Unit operating within normal parameters with no deficiencies noted.
Completed full HVAC system installation including furnace, air conditioning condenser, and evaporator coil. Installed dual outdoor condenser units with proper refrigerant line sets, electrical conduit, and junction box connections mounted to exterior masonry wall. Charged system with refrigerant, verified proper pressures using manifold gauges, and tested all components for proper operation.
Completed annual preventive maintenance on aging residential air conditioning system under prepaid quality plan. Performed comprehensive clean and check procedures including inspection of outdoor condensing unit, refrigerant line connections, and electrical disconnect. Unit shows signs of age but operational at time of service. Discussed system condition and maintenance plan benefits with customer, including 10% discount on parts, repairs, and filters. Provided 16x25x4 filter as part of service agreement.
Completed annual AC tune-up and system inspection under prepaid maintenance plan. Performed comprehensive diagnostic testing using manifold gauges to verify proper refrigerant pressures and system performance. Unit operating within normal parameters with no deficiencies noted; recommended continuing regular maintenance schedule.
Replaced defective low pressure switch under warranty. System tested and verified proper operation with new switch. Recommended routine maintenance for optimal performance.
Completed premium maintenance agreement renewal on residential air conditioning system. Performed comprehensive AC clean and check procedure, including inspection of outdoor condensing unit, electrical connections, and operational components. System tested with diagnostic equipment and found to be operating within normal parameters with no deficiencies noted.
Completed preventative maintenance on residential air conditioning system under prepaid service plan. Performed comprehensive clean and check of outdoor condenser unit, including inspection of all major components, electrical connections, and refrigerant levels. Unit operating within normal parameters with no deficiencies noted. Observed vegetation growth around condenser requiring future monitoring to maintain proper airflow clearance.
Completed comprehensive air conditioning tune-up and preventative maintenance service for new customer. Performed system diagnostics using manifold gauge set to verify refrigerant pressures and charge levels, inspected indoor furnace unit and associated components, and confirmed all systems are operating within manufacturer specifications. Unit has been prepared and is ready for the upcoming cooling season.
Isolated and drained in-floor hydronic heating loops serving the master bathroom to facilitate bathroom remodeling work. Verified proper zone isolation at the multi-zone control panel to prevent system disruption to other areas during construction. Customer advised to monitor for any water pressure irregularities following loop restoration.
Completed annual preventative maintenance on residential air conditioning system under prepaid service plan. Performed comprehensive clean and check of outdoor condensing unit, inspected all accessible components, verified proper operation, and installed 16x25x4 air filter. System operating within normal parameters with no deficiencies noted.
Completed annual AC tune-up on warranty replacement unit from previous year. Performed comprehensive maintenance inspection, verified refrigerant pressures using manifold gauges, and confirmed system operating in excellent condition. Unit remains on recommended maintenance schedule per CCC Quality Plan coverage.
Completed annual air conditioning tune-up and preventive maintenance inspection on outdoor condenser unit. Replaced dirty 20x25x4 air filter and performed comprehensive system diagnostics including temperature and pressure readings. All components operating within normal parameters; unit in good working condition with no issues identified at time of service.
Completed annual AC maintenance and tuneup under renewed CCC Quality Plan agreement. Performed comprehensive system inspection, pressure testing with manifold gauges, and verified refrigerant levels. Unit operating at optimal performance with all components in good health and ready for cooling season.
Completed full air conditioning system and evaporator coil replacement at residential property. Removed existing outdoor condensing unit and indoor evaporator coil, installing new equipment with 15-foot refrigerant line set and "B" width coil configuration. Relocated outdoor unit to right side of property on new concrete pad with rock base for improved placement and accessibility. Replaced electrical disconnect with new Cutler Hammer panel, installing 30-amp circuit for air conditioning unit and verifying 15-amp furnace circuit. Navigated existing humidifier installation during indoor coil replacement, working around basement mechanical room constraints including water heater, water softener, and pressure tank. Routed copper refrigerant lines around existing brick chimney structure with proper insulation. Connected all electrical conduits and refrigerant lines, performed vacuum and refrigerant charge procedures, and tested system operation to verify proper cooling performance and elect
Responded to service call for water accumulation on top of furnace unit below evaporator coil. Upon inspection, identified active water leak condition requiring immediate system shutdown to prevent further damage to equipment and surrounding area. Advised customer to power down system and verified electrical disconnects at breaker panel. Documented existing HVAC installation including furnace/air handler unit, copper refrigerant lines, gas piping, PVC condensate drainage system, and ductwork configuration for follow-up repair assessment.
Completed full HVAC system replacement for 2200 square foot residence, including new furnace, air conditioning unit, and evaporator coil. Removed existing aged equipment and installed new units in basement mechanical room. Reused existing return air drop and media cabinet to maintain air filtration system. Retained 2" solid core PVC condensate drain line from previous installation. Replaced 25-foot refrigerant line set connecting outdoor condenser to indoor coil. Removed old equipment mounting brackets from exterior pad location, installed stone base and new equipment pad for proper condenser support and drainage. Installed dedicated electrical circuits with Square D QO breakers: 15-amp circuit for furnace and 30-amp circuit for air conditioning condenser unit per manufacturer specifications and local electrical code requirements. Connected all ductwork to new furnace unit, ensuring proper airflow distribution throughout home. Verified system levelness using precision measuring tools d
