Affordable and Reliable HVAC Services in Gresham, WI

Gresham HVAC Services for Year-Round Comfort

Tired of Dealing With Uneven Temperatures or Rising Energy Bills?

Your HVAC setup is more than a single unit. It’s a connected system where each part affects comfort, efficiency and safety. When one component isn’t working properly, it can impact airflow, energy use and overall performance.

We provide full HVAC services in Gresham, WI, so you don’t have to coordinate with multiple contractors. Whether you need a quick repair or a complete system upgrade, you’ll get solutions that match your home and your budget.

Our HVAC services include:

• Air Conditioning Installation
• Air Conditioning Maintenance
• Air Conditioning Repair
• Ductless Mini-Split System
• Thermostat Repair and Installation
• Boiler Service
• Furnace Installation
• Furnace Maintenance
• Furnace Repair
• Heat Pump Installation
• Heat Pump Maintenance
• Heat Pump Repair
• AC and Furnace Air Filter Replacement
• Air Duct Cleaning
• Air Duct Sealing
• Air Handler Repair and Installation
• Dehumidifier Installation and Repair
• Humidifier Installation and Repair
• HVAC Duct Work Repair
• HVAC UV Light Installation

Emergency HVAC Services in Gresham, WI

HVAC System Just Stopped Working? We’re Ready When You Need Us.

When your furnace stops in the middle of winter or your AC goes out during a heat wave, it needs to be handled right away. These situations can quickly go from uncomfortable to unsafe with Wisconsin’s changing temperatures.

Our emergency HVAC services in Gresham, WI, are focused on quick response and dependable repairs. We work to respond as quickly as possible, including same-day and emergency service. We arrive ready to diagnose the issue and get your system back up and running as soon as possible.

Common emergency HVAC issues we handle:

• No heat or no cooling

• System not turning on

• Unusual noises or burning odors

• Sudden loss of airflow

• Frozen coils or overheating equipment

From ignition failures and refrigerant issues to full system shutdowns, we handle the problems that can’t wait.

You’ll get clear recommendations focused on restoring your heat or AC, without pressure or unnecessary upsells.

Heating Repair and Installation in Gresham, WI

Worried Your Furnace Won’t Keep up This Winter?

When your heating system isn’t performing properly, you notice it right away. Uneven temperatures, unusual noises or a furnace that won’t start are all signs something needs attention. During Wisconsin winters, even minor issues can turn into bigger problems if they’re not addressed quickly.

Our heating services in Gresham, WI, are focused on restoring safe, reliable performance. Whether it’s a simple repair or a full system replacement, we’ll recommend the option that fits your home and keeps you comfortable.

Our heating services include:

• Furnace repair, replacement and installation

• Boiler service and maintenance

• Heat pump repair and installation

• Thermostat calibration and upgrades

• System checks for airflow balance and heat output

Heating systems depend on proper airflow, consistent output and safe operation. If one part isn’t working correctly, it can affect efficiency and reliability. We make sure everything is running as it should so you can count on steady heat.

Air Conditioning Services in Gresham, WI

AC Not Keeping up or Blowing Warm Air? Let’s Fix It Fast.

If your home feels warm, humid or unevenly cooled, your AC system may not be performing the way it should. Reduced airflow, unusual noises or higher energy bills are common signs that something isn’t working properly.

Our air conditioning services in Gresham, WI, are designed to keep your home cool while using energy efficiently. Whether you need a quick repair or a full system replacement, we’ll recommend a solution that fits your home and budget.

Our AC services include:

• Air conditioner diagnostics and repair

• AC installation and system replacement

• Refrigerant leak detection and recharge

• Evaporator coil and condenser service

• Seasonal maintenance and tune-ups

Cooling systems rely on proper airflow, accurate refrigerant levels and clean components like the evaporator coil and condenser. When any of these are off, your system has to work harder and won’t cool as effectively.

HVAC System Installation and Replacement in Gresham, WI

Is Your System Outdated or Costing Too Much To Run?

If your system is breaking down often, can’t keep up or your energy bills keep rising, it may be time to look at a replacement. As systems age, they lose efficiency and can cost more to maintain than they’re worth.

Our HVAC installation and replacement services in Gresham, WI, are designed to keep things simple. We provide clear recommendations based on your home, how you use your system and your budget, so you can make a confident decision.

Our installation services include:

• Furnace and air conditioner installation

• Heat pump system upgrades

• High-efficiency system options with improved SEER ratings

• Proper sizing for airflow and overall performance

• Removal and replacement of existing equipment

A properly installed system does more than control temperature. It helps improve airflow, maintain even comfort and support longer system life.

Indoor Air Quality Services in Gresham, WI

Concerned About Dust, Allergies or Dry Air in Your Home?

If your home feels stale, too dry in the winter or seems to trigger allergies, your HVAC system may not be handling air quality properly. It’s easy to focus on temperature, but clean, balanced air is just as important for comfort and health.

Our indoor air quality services in Gresham, WI, are designed to improve the air you breathe and make your home feel more comfortable throughout the year. We focus on practical solutions that work with your existing system.

Our indoor air quality services include:

• Whole-home air purifiers to help reduce dust and allergens

• Humidifiers to add moisture during dry winter months

• Dehumidifiers to manage excess humidity in warmer seasons

• High-efficiency filters for improved air filtration

• System checks to improve airflow and circulation

Balanced humidity and effective filtration can improve comfort and help your HVAC system run more efficiently over time. If something feels off with your air, we’ll help identify the cause and recommend a solution that makes a real difference.

Why Gresham Homeowners Trust Knope

Choosing the right HVAC company matters. You want someone who shows up, does the work right and stands behind it. Here’s why customers across southern Wisconsin continue to choose Knope Heating & Air Conditioning:

• Locally Owned and Operated: Serving Gresham and Northeast Wisconsin since 1946.

• Certified, Experienced Technicians: NATE-certified professionals with real, hands-on knowledge of HVAC systems.

• Responsive and Reliable Service: Known for prompt service, including same-day and emergency support when needed.

• Focus on Comfort and Efficiency: Solutions designed to improve comfort while helping manage energy use.

• Straightforward Recommendations: Clear communication and a focus on customer satisfaction.

• Proven Industry Recognition: An 8-time Carrier President’s Award recipient, recognized for performance and commitment to customer satisfaction.