All-Phase HVAC LLC

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Claim This BusinessAbout All-Phase HVAC LLC
All-Phase HVAC LLC holds a perfect 5.0-star rating across 165 verified customer reviews in Waupun, Wisconsin. This distinction places the contractor among the most recommended heating and cooling specialists serving the greater Waupun area. Reviewers consistently cite the company's responsiveness during extreme weather events, noting that technicians arrived within hours of initial contact even during overnight emergencies. The contractor operates Monday through Friday from 7:30 AM to 4 PM, providing scheduled maintenance, new equipment installations, and emergency repair services to residential customers throughout the region.
Customer reviews reveal a team that prioritizes clear communication and technical expertise. Multiple reviewers describe technicians who took time to explain diagnostic findings and walked customers through the work being performed, transforming what could be an opaque service call into an educational experience. The company demonstrates particular strength in emergency response, with documented cases of same-day technician dispatch and Sunday furnace installations during sub-zero temperature events. Reviewers also note competitive pricing compared to other regional contractors, with several customers specifically mentioning reasonable costs for new furnace installations.
Named technicians appearing across multiple reviews include Bucky, Jackie, and Colton, each praised for different aspects of service delivery. One reviewer detailed how Colton arrived at 1 AM to diagnose a furnace failure and returned the following Sunday to install a replacement unit during below-zero temperatures. Another customer recounted that the team responded within a couple hours of their morning call to restore a malfunctioning furnace. A third reviewer highlighted the technician's willingness to explain each step of the evaluation process, ensuring the homeowner understood both the problem and the solution implemented.
What Customers Say
Eight of eight reviewers award 5 stars, with four explicitly describing emergency same-day or after-hours service. Three reviewers name specific team members (Bucky, Jackie, Colton) praising their communication and technical skill. Pricing appears as a positive note in two reviews, with customers characterizing costs as reasonable and competitive.
Working Hours
| Sunday | Closed |
| Monday | 7:30 AM–4 PM |
| Tuesday | 7:30 AM–4 PM |
| Wednesday | 7:30 AM–4 PM |
| Thursday | 7:30 AM–4 PM |
| Friday | 7:30 AM–4 PM |
| SaturdayToday | Closed |
Services
Furnace Installation
New furnace installation including equipment selection assistance and professional setup. Reviewers document complete furnace replacements.
Furnace Repair
Diagnostic and repair services for malfunctioning heating systems. Same-day call response and rapid turnaround documented.
Emergency HVAC Service
After-hours emergency response including overnight and weekend calls. Technicians documented arriving at 1 AM.
System Maintenance
Preventive maintenance services to keep heating and cooling systems operating efficiently.
AC Repair & Maintenance
Air conditioning repair and tune-up services for cooling systems. Company provides heating and cooling solutions.
Equipment Diagnostics
System evaluation and troubleshooting to identify HVAC issues. Technicians explain findings to homeowners.