Charleston’s Rinnai Tankless Water Heater Installation & Repair Pros
Endless Rinnai Performance Starts Today
Reliable hot water, unmatched energy efficiency, and a sleek, space-saving design—Rinnai tankless water heaters deliver it all. Whether you're upgrading an old tank or starting fresh, trust ClimateMakers to install or repair your Rinnai system the right way.
Rinnai-certified installation & service
Space-saving, high-performance units
Lower utility bills & energy usage
Upfront pricing with no surprises
Our 3-Step
Rinnai Tankless Water Heater Process
Fast, professional, and built around your home’s needs.
📍 Proudly serving Charleston, North Charleston, Summerville & surrounding towns.
Step 1:
In-Home Visit & System Evaluation
We inspect your current system and hot water usage to recommend the right-sized Rinnai model.
Step 2:
Upfront Quote &
Custom Options
No pressure. Just honest advice, clear pricing, and expert guidance.
Step 3:
Expert Installation
or Repair
Installed to code, registered with Rinnai, and backed by our quality guarantee.
Insider Tip:
Not all tankless water heaters are created equal. Rinnai is a top-tier brand known for dependability, smart engineering, and extended lifespan. If you're looking for a long-term upgrade, Rinnai is worth the investment.
Rinnai Tankless Water Heater Services in the Lowcountry
From installations to emergency repairs, we handle every aspect of your Rinnai system—quickly and efficiently.
Not sure what service you need?
Call (843) 552-9024 or Request a Free Rinnai Estimate
Trusted, Affordable, and Fast!
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Hear It From Our Customers
Homeowners across Charleston, Summerville, and North Charleston trust us to keep the hot water flowing—fast, clean, and worry-free.
Reach out using this form —we respond quickly and keep it simple. No hard sell, just real help.
Ready to Schedule Service or Request a Quote?
Proudly Serving Charleston’s Lowcountry Neighborhoods
Charleston, SC
From Ansonborough to Byrnes Downs, we install Rinnai tankless systems in historic homes with efficient upgrades and expert repair service.
North Charleston, SC
Homeowners near Mixson and Oak Terrace Preserve choose us for rapid Rinnai tankless installation, conversion, and dependable emergency service.
Mount Pleasant, SC
Whether you're in Seaside Farms or Carolina Park, we provide clean Rinnai tankless installs with low disruption and long-term energy savings.
Summerville, SC
Summerville homeowners from White Gables to South Pointe rely on us for fast Rinnai tankless water heater installs and trusted local support.
Johns Island
Serving homes from Maybank Village to Edenvale Farms with Rinnai tankless water heater installs designed for year-round efficiency and savings.
James Island
From Clearview to Seaside Plantation, we install and service Rinnai tankless systems—offering quick turnarounds and reliable water heater repairs.
Not sure if we serve your area?
Call (843) 552-9024 or [Book Online Now] to check availability.
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Do I Need To Replace My AC System?You need an AC system that keeps your home cool all summer long. If you have noticed diminished air flow, hot or cold spots in your home, the need for frequent repairs, or other trouble signs, it may be time to consider replacing your AC system.
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Benefits of Installing a New AC System?New AC systems are more energy efficient and you could save big on energy bills. Installing a new AC system can improve indoor air quality, increase your home's environmental efficiency, and keep your home comfortable for years to come.
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Do I Need to Schedule Regular AC Maintenance?Over time, regular wear and tear will diminish the efficiency of your system. Scheduling regular maintenance services can ensure the longevity of your system. In addition, our technicians can catch potential issues before they become more severe.