When homeowners in Crystal Lake, IL need reliable, experienced service for their heating, cooling, and plumbing systems, they turn to Hansen Heating, Plumbing, and Air Conditioning. Backed by more than 50 years of experience and a proud reputation dating back to 1946, we're the trusted team Crystal Lake residents count on for comfort, safety, and quality work—done right the first time.
Whether you're dealing with a leaking water heater, a failing AC system, or you're ready to upgrade your home with a new furnace, our licensed, insured, and highly trained technicians are standing by. We specialize in residential service, and we're proud to bring high-end product knowledge, precision workmanship, and unmatched customer care to every home we enter.
Contact Hansen today to schedule expert HVAC or plumbing service in Crystal Lake, IL!
With over 70 years of experience in home comfort solutions, we are committed to delivering top-tier residential services.
We install equipment from Armstrong Air, Mitsubishi, Weil-McLain, and Aprilaire, as well as Navien tankless water heaters and Bradford White tank water heaters.
We're available around the clock for urgent HVAC & plumbing needs with responsive and customer-focused service you can trust.
We offer hassle-free options for HVAC & plumbing installations as well as maintenance plans for long-term system reliability.
When the heat and humidity hit Crystal Lake, a functioning air conditioner isn't optional—it's essential. Hansen provides responsive, expert AC repair in Crystal Lake, IL, including diagnostics, part replacement, refrigerant recharge, and system restoration for all major brands.
No matter the age or model of your unit, we'll diagnose the issue quickly and get your home cool again—guaranteed.
Is your current system loud, inefficient, or beyond repair? We offer air conditioner installation in Crystal Lake, IL, including:
We'll help you choose the best AC system for your home and budget, ensuring a seamless install from start to finish.
When winter rolls into Crystal Lake, your home needs dependable heat. Hansen provides furnace repair in Crystal Lake, IL, along with service for:
We arrive prepared to fix your heating issue fast—day or night. Ask about our 24/7 emergency heating services when you need us most.
If your heating system is outdated or no longer reliable, our team offers furnace installation in Crystal Lake with quality brands and experienced system design.
We're here to make sure your home stays warm—and your energy bills stay low.
Investing in a new HVAC system, water heater, or major plumbing upgrade doesn’t have to be a financial burden. We offer flexible financing options to help make your home improvements more affordable. Whether you need a new furnace, AC, or water heater, we work with you to find a solution that fits your budget.
Ask us about our financing options and find out how you can upgrade your home comfort with affordable monthly payments!
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Regular maintenance is essential to keeping your heating, cooling, and plumbing systems running efficiently and preventing unexpected breakdowns. Our customized maintenance plans are designed to extend the lifespan of your equipment, improve energy efficiency, and help you avoid costly repairs. With priority scheduling and exclusive service benefits, staying comfortable has never been easier.
Same Day Priority Service
Schedule Reminders for Annual Service
Annual Water Heater Maintenance*
Plumbing Inspection
Annual Furnace Maintenance
Annual A/C Maintenance
25% Discount on Service Repair Parts
1 Year Warranty on Installed Parts
Contact us today to learn more about our maintenance plans and how they can protect your home’s HVAC and plumbing systems!
*Not including tankless water heater flush
Sign Up Today More Info on Maintenance PlansFrom dripping faucets to sewer backups, our team provides complete plumbing services in Crystal Lake, IL, including:
We're known for clean work, honest pricing, and responsive service—every time.
No hot water? Hansen repairs and installs both tank and tankless water heaters in Crystal Lake, working with:
Ask about system sizing, descaling services, and energy-efficient replacements to keep your showers hot and your utility bills lower.
Indoor air can be up to 5x more polluted than outside air. We offer indoor air quality services in Crystal Lake, IL, including:
Whether you're concerned about allergens, mold, or dry winter air, we can help you breathe better at home.
From outdoor kitchens to water heaters, Hansen provides gas piping in Crystal Lake, including:
Gas work is serious—so we do it right, to code, and with your family's safety as our top priority.
Find out why homeowners in Huntley, IL and the surrounding areas trust Hansen Heating, Plumbing, and Air Conditioning for reliable HVAC, plumbing, and air conditioning services. Our customers appreciate our dedication to comfort, efficiency, and exceptional service—every time.
Keep your HVAC system clean and your dryer efficient with our duct cleaning in Crystal Lake, IL, including:
This service supports better air quality, energy savings, and a safer, healthier home.
Whether it's a stubborn sink or a backed-up sewer line, Hansen provides drain cleaning in Crystal Lake, IL, with:
Stop the backup cycle—get it fixed for good with professional tools and expert service.
We know you have options for HVAC and plumbing in Crystal Lake—but when you choose Hansen, you get:
From the first call to the final walkthrough, we put your comfort and satisfaction first.
We proudly serve all of Crystal Lake, IL, including neighborhoods like:
Not sure if you're in our service zone? Give us a call—we're here to help.
Yes. Hansen provides 24/7 emergency HVAC and plumbing services in Crystal Lake for urgent heating failures, major leaks, burst pipes, and system breakdowns. You can count on us day or night.
We proudly install high-efficiency systems from Armstrong Air, Mitsubishi (ductless systems), and Weil-McLain boilers. We also service all major brands of furnaces, ACs, heat pumps, and water heaters.
Costs vary depending on the system and issue, but most AC or furnace repairs in Crystal Lake fall between $150–$600. We always provide transparent pricing and upfront estimates before starting work.
Yes! We install and service Navien tankless water heaters for energy-efficient, on-demand hot water in homes throughout Crystal Lake. We also repair existing systems and provide descaling maintenance.
Absolutely. Hansen works with homeowners and contractors on remodel plumbing in Crystal Lake, including new pipe layout, fixture installation, and code-compliant rough-ins.
We recommend AprilAire air cleaners and humidifiers and Reme Halo UV light systems to improve air quality, reduce allergens, and balance moisture levels—especially during long Illinois winters.
Yes. Our duct cleaning services in Crystal Lake help improve airflow and system efficiency. We also clean dryer vents to prevent fire hazards and improve drying times.
We recommend HVAC maintenance twice per year—once in spring for cooling systems and once in fall for heating. This helps avoid surprise breakdowns and extends the life of your equipment.
Yes. We are licensed for gas piping services in Crystal Lake, including new installations, outdoor connections, leak detection, and full system replacements using black iron or CSST piping.
We've been serving Crystal Lake and the surrounding areas since 1946. Homeowners trust Hansen for our 50+ years of hands-on experience, licensed technicians, excellent customer service, and unmatched dedication to doing every job the right way.
Save on HVAC, plumbing, and air conditioning services with our limited-time specials and coupons. Check back regularly for new offers to help you keep your home comfortable without breaking the bank!
Take $250 off a new system install when you purchase a new air conditioner and furnace unit.
*Valid with a purchase of both a furnace and air conditioning unit.
Enjoy $100 off the installation of one indoor air quality product including Reme Halo UV Lights, Aprilaire Filters, and Humidifiers.
Get our maintenance plan for a year for free when you schedule a furnace AND air conditioning unit installation
Enjoy $200 off the installation of a high-efficiency Navien tankless water heater system in your home.
As a proud Huntley Chamber of Commerce member, we are committed to serving our local community. Our residential HVAC and plumbing services extend to:
East Dundee
Huntley
Inverness
Sleepy Hollow
Woodstock
When it comes to your home's comfort, safety, and efficiency, you deserve a team that knows the local climate, understands your needs, and delivers high-quality service every single time. At Hansen Heating, Plumbing, and Air Conditioning, we've been proudly serving Crystal Lake, IL since 1946—providing reliable HVAC, plumbing, and indoor air quality solutions for generations of homeowners.
Whether your air conditioner is on the fritz, your furnace needs replacing, or you're planning a plumbing upgrade, our certified technicians bring the experience, tools, and professionalism to get it done right. We install and service premium products from Armstrong Air, AprilAire, Mitsubishi, Weil-McLain, Bradford White, and Navien, giving you access to industry-leading technology backed by expert installation.
From full AC system replacement to tankless water heater upgrades, sewer line inspections, or duct cleaning, Hansen is your one-stop shop for total home comfort in Crystal Lake. Our team is licensed, bonded, and insured—and we're available 24/7 when emergencies strike.
We also offer financing options and custom maintenance plans designed to fit your home and your budget—because quality service should be accessible when you need it most.
Hansen isn't just another contractor—we're a locally trusted name built on decades of service, strong community roots, and a commitment to redefining exceptional customer care. We know Crystal Lake. We serve Crystal Lake. And we're ready to help you keep your home safe and comfortable year-round.
Let's get started. Contact Hansen Heating, Plumbing, and Air Conditioning today to schedule your HVAC or plumbing service in Crystal Lake, IL.
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