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Water Heaters

When your hot water runs out or your water heater breaks down, it disrupts your entire routine. At Althoff Home Services, we provide expert water heater services for homeowners in Crystal Lake and the surrounding Chicago suburbs. Whether you need a new installation, fast repairs, or a full system upgrade, we work with both tank and tankless models to match your home’s needs and energy efficiency goals.

  • Family owned since 1961
  • We provide quotes before performing service
  • 100% satisfaction guarantee

From traditional storage tanks to on-demand tankless systems, we ensure your water heater is properly sized, installed, and maintained. Get the reliable hot water you need, call Althoff Home Services today to schedule your service with a team that puts your comfort and satisfaction first.

Proudly serving the Crystal Lake area for over 60 years!

Signs You Need to Repair Your Water Heater

A water heater that’s acting up doesn’t always mean it’s time for a full replacement. At Althoff Home Services, we help homeowners spot early signs that their system may just need repair. Common issues include inconsistent water temperature, water that takes too long to heat, or a sudden drop in hot water pressure. If you hear rumbling, banging, or popping noises from the tank, sediment buildup could be affecting performance. Leaks or rust around the base also suggest that components are wearing down.

Our licensed plumbers will perform a thorough inspection, flushing the tank if needed, checking the thermostat and heating elements, and replacing worn parts when possible. Addressing these problems early can extend the life of your unit and improve its efficiency. If you’re unsure whether your water heater needs a repair or replacement, let Althoff Home Services help you make an informed decision.

How to Tell You Need a Water Heater Replacement

Some water heater problems go beyond repair. If you notice any of the following, it may be time to upgrade:

  • The unit is 10–15+ years old
  • Water is discolored or has a metallic taste
  • You’re running out of hot water frequently
  • The tank is leaking or corroded
  • You’re facing frequent or costly repairs

When your water heater reaches the end of its life, it’s not just an inconvenience, it can also lead to increased energy bills and unexpected breakdowns. At Althoff Home Services, we’ll help you choose the best replacement option for your household needs and budget. We provide quotes before performing service, so there are no surprises. Whether you’re replacing a traditional tank model or switching to tankless, our team ensures a smooth and stress-free installation process.

Tank vs. Tankless: Is There a Clear Choice?

Both tank and tankless water heaters offer benefits, it all depends on your home’s needs and your preferences. Tank water heaters store a set amount of hot water and are typically more affordable upfront. They’re great for homes with steady water usage and offer straightforward maintenance. Tankless models, on the other hand, heat water on demand, offering unlimited hot water and greater energy efficiency over time. They’re compact, long-lasting, and perfect for households looking to save space and lower monthly energy costs.

At Althoff Home Services, we install and service both types. Our experienced team will evaluate your home’s hot water demand, plumbing layout, and energy goals to recommend the right solution. Backed by our 100% satisfaction guarantee, you can trust us to deliver a system that keeps your home comfortable and your water reliably hot. Reach out today to schedule your water heater service.

What Are Other Homeowners Saying?

Excellent
Althoff Home Services4.8
Based on 1086 reviews
Jackie Dugger
1 day ago
Erik was quick, kind, and clean. Excellent service as part of my regular AC maintenance plan.
Althoff just finished the second job at our home this year. They do everything at the highest possible level. Great workmanship with great attitudes. Would recommend!!
Janet
3 weeks ago
Brian was our tech at my dad's place. He did an HVAC checkup. My 99 yr old dad wanted to go to the basement with Brian so she could see what Brian recommended. He took the time to explain everything to dad, which I thought was so nice, given the fact it took dad awhile to get down the stairs! Great service.
Randy Malin
4 weeks ago
Jim our tech was amazing Explained everything so we understood everything he was doing Very professional and knowledgeable! Thank you Jim
Jim Marks
1 month ago
Very good explanation of what needs more immediate attention if anything, or what could wait.
Becki Parsons
1 month ago
Todd was very nice and knew what he was talking about. Suggested things we can do. He was very pleasant to talk to and we would love to request him every time we to service our home. 5 stars and more!!!!
Steve Slater
1 month ago
Would highly recommend Althoff for your electrical needs. Our tech. Scott was friendly, efficient and professional. He explained exactly what he was doing and the need for safety repairs to our electrical panel. Great job!!
Susan Richardson
2 months ago
I had a very nice young man for my technician. He checked and cleaned everything and told me all was well. Of course that made me happy. The technician was here to clean and check my heating system for the winter
Fred Ichinose
2 months ago
Super responsive, communicative, informative, friendly, competitive and got the job done well. Highly recommended.
L
2 months ago
We are so pleased with the work Victor and Braden did-- professional, friendly, fast, and with great explanations. We could not be happier with their work, as we always are with your company's work. The Daikin unit is working perfectly, keeping our open concept kitchen, family room, music room, and dining room a uniform, warm temperature. THANKS!!!
Mike Weber
2 months ago
Very efficiently did the maintenance. Couldn’t have asked for more. Very satisfied as usual.
Richard Elke
2 months ago
Scott was very professional. He explained all of our options and costs. He inspected our sub pump.
Renee Diak-Witek
2 months ago
Very friendly and knowledgeable about anything I needed to know.
Catherine A
2 months ago
Scott was prompt, very pleasant and did a great job!
Gwen
2 months ago
Extremely pleased with this company and the employees I dealt with so far.
excellent service - professional and friendly. Andres was the best!
Daniel Bochneak
2 months ago
Regular interval preventive maintenance check-ups performed by a Althoff's HVAC professional assures that our HVAC system is safe and functioning with the level of efficiency necessary to maintain our household comfort and safety. We have used Althoff Home Services for several years and have always been extremely satisfied with their services. Our Althoff technician Scott is a trusted expert in his profession. We appreciate his diligence and attention to detail that has meaningfully contributed to our home's comfort & safety.
Jason Schumaker
2 months ago
Scott White is fantastic
Jim Andrulis
2 months ago
Althoff repairman advised me of a problem with my a/c. He gave me some options for repair and the cost estimates. They even sent another man to offer quotes for a whole system replacement. i appreciated the options with no pressure.
Greg M.
2 months ago
Thorough check and clean of Furnace and Humidifier. The contact with the office and the work performed by Justin were both done in a professional manner. Thank you.
Mandy Bone
3 months ago
Althoff has helped us with our boiler system as well as our AC unit. They have repaired old units we had and even installed new ones when we needed. Everyone we worked with was kind, professional, and knowledgeable about the products.
William Merriman
3 months ago
Craig is very thorough with his work. Also very friendly and trustworthy. I would prefer he be the person you always send for the seasonal check ups.
David Schaak
3 months ago
Very good and informative worker. You could tell that he enjoyed the work.
Melissa Mikos
3 months ago
Matthew was such a pleasure to work with. He explained everything in layperson terms. Which I appreciated because I was extremely stressed out from the whole issue at hand. He gave me several different options to deal with the water damage and diagnose the source of the problem. of the leak. In conclusion, I would and will go to Altoff for all my future plumbing needs.
Chris Warren
3 months ago
We use Althoff Home Services for almost all of our HVAC, Plumbing, and Electrical needs. Pros: - It is easy to schedule an appointment with them. If you are a member of their White Glove Club, you get priority scheduling. - They spend time explaining the work they perform and any recommendations they have. - Their pricing is transparent. Everything is quoted and sent via email, so you know what you are paying every time they come to your house. - Their employees do not work on commission, so there are no high-pressure sales tactics unlike some of their competitors. Cons: - Some of their services are a little expensive. I would hire a handyman to do things like re-seat a toilet or replace a faucet in lieu of hiring of one of their professional plumbers. - They charge to come out to your house to give pricing estimates, but will deduct this from your bill should you choose to use them. I highly recommend Althoff’s and their team of professional staff!
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