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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 1071 reviews
Very friendly and knowledgeable about anything I needed to know.
Steve Kolasa
4 days ago
Quality service and work !!! Clean and very informative about our AC and Furnace !!! Alex did a fantastic job !!!!
Catherine A
1 week ago
Scott was prompt, very pleasant and did a great job!
Gwen
1 week 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 weeks 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 weeks ago
Scott White is fantastic
Jim Andrulis
2 weeks 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.
Cathy Wilkins
2 weeks ago
We had our A/C inspection today. Nick A on the Althoff Home Services A/C team arrived and checked everything inside and out. Nick was very courteous, polite, friendly and thorough. We were very pleased with his professionalism. This service is included in our annual membership. The office staff and technicians at Althoff Home Services are the reason we have had them servicing our homes since 2002.
Greg M.
2 weeks 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.
April Strong
2 weeks ago
He's friendly and efficient. The perfect combination!
Susan Richardson
3 weeks 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
Gary Newland
3 weeks ago
I appreciate the attention and professionalism. Thank you!
Mandy Bone
4 weeks 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.
Had difficult bulbs to replace and find they did it a short period of time and the installation was flawless
David Schaak
1 month ago
Very good and informative worker. You could tell that he enjoyed the work.
Melissa Mikos
1 month 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.
Ouzelfalls
1 month ago
I recently switched to Altoff Services to do my annual A/C and Heater maintenance. They came this week to do the A/C. they did a thorough job in testing my A/C's cooling efficiency. they tested refrigerant levels.They removed the outside unit's shroud and thoroughly cleaned the unit. This was the first time anyone did that. I was very happy with the work they did.
Chris Warren
1 month 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!
John Ruder
1 month ago
Always a pleasant experience when Todd comes for the annual inspection of the ROZ Valve. Polite, good conversation, explains what’s being done.
Logan Maughan
2 months ago
Quick and easy service, Nick was great. Their membership plan is really good too.
DAWN WADDICK
2 months ago
⭐️⭐️⭐️⭐️⭐️ I wholeheartedly recommend Althoff Home Services for all your heating, air-conditioning, plumbing, and electrical needs! With over 30 years of homeownership and countless service experiences, I can confidently say Althoff is the BEST. Their integrity, honesty, and customer-centric approach are unmatched. They're thorough, transparent, and genuinely care about building relationships. Although their service agreement costs a bit more, the exceptional service and personalized attention are worth every penny. They'll walk you through every step, show you the work, and offer valuable tips. I've been blown away by their performance, and I'm sure you will be too! Don't hesitate - give Althoff a try, and you'll see why they're the gold standard 👍
Cynthia K
2 months ago
Joe did A+ work on my plumbing job today.
Richard Elke
2 months ago
Scott was very professional. He explained all of our options and costs. He inspected our sub pump.
Kimberly Ritter
2 months ago
Timely, respectful and knowledgeable.
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