Delafield experiences the same weather extremes that the rest of Waukesha County feels – summers get up to 82.4°F but then plummet as low as 10.4°F in the winter when the Nagawicka Lake freezes over.
Whether you live near Naga-Waukee Park or closer to Copperfield, Pat’s Heating & Air Conditioning is here to keep your home consistently comfortable throughout the year.
For over 36 years, we’ve proudly served Southeastern Wisconsin, so whether it’s an underperforming air conditioner or a much-needed system upgrade, we’re just a phone call away.
Delafield Air Conditioning Installation, Repair & Maintenance
Our customers throughout Delafield choose us because we provide:
- 24-Hour Care: Heating trouble in the early hours or AC failure late at night? We provide round-the-clock service to address urgent situations.
- Flexible Payment Options: We offer payment plans designed to help you upgrade or repair HVAC systems without straining your finances.
- Decades of HVAC Experience: We’re fully equipped to handle any issue.
- Quick Call-Outs: From Graham Park to Waterleaf, we prioritize fast arrival times.
- Customer Satisfaction Guarantee: We aim to exceed expectations on every visit.
Ductless HVAC Solutions for Delafield
If your home’s layout or a renovation project makes installing ductwork challenging, we offer Ductless HVAC Installations to provide reliable comfort. These small units regulate temperature in individual rooms, which means you can control where it’s most needed – ideal for any Delafield homes with unique floor plans.
We’ll install these at a height that conserves space and improves your airflow, so you can save on utility costs while staying comfortable in every season.
Straightforward VRF Systems
Variable Refrigerant Flow (VRF) systems are super versatile since they let you heat and cool different areas of your home independently, all without having to reconfigure extensive ductwork.
We’ll take a look at your home’s layout first – whether it’s near N Genesee Street or Nagawicka Road – and then recommend a VRF system that works with your household’s daily routine.
Specialist Heating Solutions in Delafield
From the older homes near the Fish Hatchery to modern homes by Scenic Heights Drive, house layouts vary a lot in Delafield.
That’s why Pat’s offers a broad range of expert heating solutions – catering to everyone. You can trust us to keep your home warm, whether you need:
- Fast Emergency Repairs
- Brand-New Installations
- Routine Service
24/7 Heating Repairs
We understand how quickly heating issues can halt your day – whether it’s a faulty heat pump or a broken furnace. We’re always on standby to troubleshoot and solve the problem.
Our factory-trained pros provide honest evaluations and fix your system promptly so you can stay warm and comfortable.
Boiler & Radiant Heating Installation & Maintenance
Upgrading an aging boiler or radiant heating setup not only improves your comfort but you’ll also be getting lower energy bills in the long run. Our Boiler and Radiant Heating Services bring efficient technology into your home!
We also provide ongoing maintenance checks after we’ve installed it so that your equipment stays in top shape through those 10°F winters.
Comprehensive Heat Pump Services
Heat Pump Services from Pat’s can transform your experience of Delafield’s changing weather. These systems manage humidity in warmer months while giving you reliable heat in winter, which reduces costs while increasing your overall comfort!
We’ll install the ideal heat pump and remain on call for any required follow-up support or maintenance.
Smart Hybrid Heating
If you’re looking for a balance of power and efficiency, Hybrid Heating offers a dual combination of a heat pump and a traditional furnace.
This advanced system automatically selects the most efficient energy source for the current temperature, so you won’t be caught off guard by a random windy day near the Ice Age Trail!
Top-Quality Air Purification in Delafield
Indoor air quality shouldn’t be overlooked in any environment, and Delafield is no exception. Pat’s Air Purification Solutions employs advanced filtration to tackle the following hidden irritants, which will help promote a healthier indoor environment:
- Bacteria
- Pollen
- Dust
- Other Particulates
We’ll also set up humidifiers and dehumidifiers that help you maintain the right moisture level year-round, which means that you breathe cleaner and more refreshing air in every corner of your home.
Precise Temperature Control in Delafield
Outdated thermostats can make it difficult to stay comfortable or track energy use. That’s why our smart thermostat installations are designed for quick control – whether you’re at home in Douglas Park or out and about on Main Street.
We can also implement zoning control, which gives you the power to customize temperatures across different areas of your house. This saves energy where you don’t need it and ensures ideal comfort where you do.
Reliable Commercial HVAC Services
Pat’s doesn’t just serve Delafield’s residences – we also provide Commercial HVAC Services for the following properties – from Main Street to Genesee Street:
- Offices
- Shops
- Other Business Properties
We know how crucial a pleasant indoor climate can be to customer satisfaction and employee productivity. Count on us for expert installation and maintenance – all aimed at keeping your business environment comfortable and efficient year-round.
Electrical Services for Delafield Residents and Businesses
Beyond HVAC, we extend our know-how to essential Electrical Solutions throughout Delafield:
- EV Chargers
- Circuit Breaker Installation
- Electrical Panel Upgrades
- Fans & Fixtures
- Smoke and Carbon Monoxide Detectors
- Generator Services
Our electrical pros handle everything from minor installations to more involved upgrades, ensuring your home or business stays safe, modern, and compliant with local codes.
Contact Pat’s Team Today!
Whether you’re near Nagawicka Lake or closer to Cherokee Woods, you can trust Pat’s Heating & Air Conditioning for dependable service!
Call us at 262-208-5829 or fill out our online form to book an appointment. We look forward to taking care of your HVAC and electrical needs right here in Delafield, Wisconsin!
We offer the following services (and more!) in Delafield, WI:
Recent Jobs and Reviews in Delafield, WI
Job Locations and Reviews
Completed annual maintenance agreement renewal on two residential air conditioning systems. Performed comprehensive clean and check procedures on both units, replaced two 20x25x1 air filters, and confirmed both systems are operating within normal parameters with no deficiencies noted.
Installed zone control assembly on existing HVAC system to enable multi-zone temperature management. Mounted zone control panel with damper actuator connections to main supply plenum, completed electrical wiring integration, and verified proper damper operation and system functionality upon startup.
Completed annual prepaid maintenance visit on Daikin furnace system with customer not present, accessing property via provided garage code. Performed comprehensive system inspection including visual assessment of furnace, ventilation components, and associated mechanical equipment in basement utility area. Replaced heavily soiled 20x25x5 air filter which showed significant dust and debris accumulation, contrasting with the clean condition of the heat exchanger coils. Documented equipment condition through photographic records showing proper operation of HVAC system, water heater, and ventilation piping. All components found operating within normal parameters upon completion of maintenance protocol under CCC Quality Plan coverage.
Completed full air handler installation for 2023 square foot residential property. Installed new air handler unit in attic space accessed through 27x27 scuttle opening with Cutler Hammer electrical components including 15 amp 240-volt circuit for air handler and 40 amp 240-volt circuit for outdoor condensing unit. Replaced return ductwork with Unico flexible duct system utilizing return air adapter to connect to existing 9-inch round ductboard. Reused existing central return grille and refrigerant line set from previous system. Installed new overflow drain pan equipped with wet switch safety device to prevent water damage. Connected 18 supply ducts to new air handler distribution system. Installed outdoor condensing unit on wooden deck with proper refrigerant line connections, electrical disconnect box, and conduit protection. All ductwork properly insulated with reflective metallic wrapping. System tested and operational upon completion.
Completed prepaid preventative maintenance service on residential air conditioning system. Performed thorough cleaning and comprehensive system inspection of outdoor condensing unit. All components operating within normal parameters with no deficiencies identified or repairs required at this time.
Completed preventive maintenance on two air conditioning systems and two furnace units. Performed comprehensive inspection of Goodman and Daikin HVAC equipment, including filter checks, electrical connections, refrigerant levels, and operational testing. All equipment is functioning within normal parameters despite age of units. Recommend continued regular maintenance schedule to monitor performance and extend equipment lifespan.
# HVAC Service Report - No Cooling Issue
Responded to no cooling complaint on main level of residence despite recent tune-up. Upon arrival, inspected outdoor condensing unit and indoor air distribution system. Outdoor unit appeared operational with proper clearances and intact refrigerant line set connections.
Investigated main level zone control system, which revealed three zone dampers installed in ceiling cavity serving different areas. Performed diagnostics on zone control board and damper actuators. Found zone damper for main level stuck in closed position, preventing conditioned air from reaching affected area. Manually operated damper to verify mechanical function, then tested actuator motor and control signal from zone panel.
Identified failed damper actuator preventing proper zone operation. Replaced defective actuator and verified proper damper movement through full range of motion. Tested zone control system through multiple heating and cooling cycles to confirm responsi
Responded to no cooling complaint on 11-year-old residential air conditioning system. Upon diagnostic inspection, determined all system components were operational but unit was not producing cool air. Testing revealed a failed capacitor preventing proper compressor operation. Presented customer with replacement option to restore cooling functionality.
Completed prepaid maintenance visit on a 2002 York R-22 air conditioning system. Performed comprehensive AC tune-up including system inspection, temperature differential testing, and electrical measurements. Installed new 14x25x1 filter from homeowner's stock. Measured compressor amperage at 1.9A and condenser fan at 1A. Capacitor tested at 43.7/4.2 μF against rated 45/5 μF specification.
Testing revealed significantly low refrigerant levels resulting in inadequate cooling performance, with only 2°F temperature drop across the evaporator coil (return temp 67°F, supply temp 69°F). Due to the age of the equipment (21 years old), obsolete R-22 refrigerant, critically low refrigerant charge, and cost considerations for R-22 recharge, recommended complete system replacement rather than repair.
Responded to service call for air conditioning system not blowing cold air and making unusual noise. Upon arrival, performed diagnostic inspection of HVAC system located in basement utility area. Assessed furnace and air handler assembly, inspected ductwork connections, and examined refrigerant lines for potential issues. Documented equipment condition through photographic record showing furnace unit with attached plenum assembly and metal ductwork distribution system. Contacted customer by phone to provide diagnosis and discuss findings regarding cooling system malfunction and noise concern. Customer authorized payment by phone for diagnostic service performed.
Replaced non-functional HRV unit with new equipment in residential basement mechanical room. Removed existing heat recovery ventilator and installed replacement unit, connecting all necessary ductwork and electrical connections to restore proper indoor air quality ventilation system operation.
Completed annual AC tune-up and maintenance under CCC Quality Plan agreement for residential Daikin HVAC system. Performed comprehensive inspection of indoor furnace unit and outdoor condensing unit, verified all components operating within normal parameters, and installed new 16x25x1 air filter. System found in good working condition with no issues identified.
Responded to no cooling complaint on residential HVAC system. Upon inspection, found existing Honeywell thermostat had failed with internal component leaking grease onto circuit board. Removed defective thermostat and installed new Ecobee smart thermostat as replacement. Configured new unit and paired device to homeowner's smartphone for remote access and control. System restored to normal cooling operation.
Performed air conditioner tuneup on 28-year-old R-22 system serving upstairs apartment. System evaluation revealed low refrigerant charge on the aging unit. Discussed findings with property owner and provided information regarding system performance and available options if cooling capacity becomes inadequate.
Completed air conditioning tune-up and maintenance on 30-year-old R22 system. Unit is currently operational but nearing end of service life due to age and obsolete refrigerant. Recommended system replacement and advised that free quotes are available for new equipment installation.
Completed full first-floor HVAC system installation including SLP99 70,000 BTU furnace, EL18KCV 3-ton air conditioner with 36B cased coil, AA 700 air purification system, S40 thermostat, and averaging room sensor for the addition. Installed 30-foot line set running through crawlspace, added second 2-inch PVC intake pipe (25-30 feet) through crawlspace, installed media cabinet, and replaced return drop. Updated electrical service with Square D Homeline panel including dedicated 15-amp circuit for furnace and 30-amp circuit for air conditioning unit. Outdoor condenser unit positioned on concrete pad with proper clearances, all wiring completed per manufacturer specifications, and system tested for proper operation.
Performed annual maintenance service on furnace under CCC Quality Plan agreement. Conducted regular cleaning and inspection of system including air flow verification. Unit in basement utility room appears to be functioning properly with no issues identified.
Performed annual maintenance on Carrier furnace under CCC Quality Plan agreement. Completed regular cleaning and inspection of unit, replaced 16x25x1 air filter, and verified proper operation. System is functioning correctly with no issues identified.
Completed full HVAC system replacement, removing existing boiler and installing new Lennox EL297E 70K BTU furnace, ML14KC1 2-ton condensing unit, and 24B-71 cased coil. Installation included T6 programmable thermostat, fabrication of 7-8 overhead supply ducts and 2-3 return ducts, with all connections properly insulated and vapor-sealed per manufacturer specifications.
Performed annual furnace tune-up service under CCC Quality Plan. Inspected zone control system and damper functionality, verifying proper operation of Zone 1 control board with green indicator light functioning normally. Examined ductwork connections and insulation integrity throughout system. Noted customer requires replacement of 16x25x1 filter, which was recommended for optimal system performance.
