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For over 40 years, homeowners across St. George, Santa Clara, Ivins, Washington, and surrounding areas have trusted Marlin Plumbing Heating and Air Conditioning for reliable, honest, and expert residential services. From emergency repairs to new system installations, we’re your “near me” solution for plumbing, HVAC, and water quality you can count on.
- Years of experience
- 100% customer satisfaction
- Well-trained and licensed technicians
- Local and Family Owned
Comprehensive Residential Plumbing & HVAC Services in St. George and Washington County
From the kitchen sink to the air you breathe, Marlin Plumbing Heating and Air Conditioning covers every essential system that keeps your home running smoothly. Our expert team provides a full range of residential plumbing and HVAC services near you in St. George, Santa Clara, Ivins, Washington, and surrounding areas. Whether you’re dealing with a leaky faucet, clogged drain, or need a new water heater installation, we’ve got the experience and tools to get it done right. On the HVAC side, we offer everything from AC repairs and furnace installations to heat pump service and seasonal system maintenance—all designed to keep your home comfortable year-round. We also specialize in indoor air quality improvements, ductwork, and energy-efficient upgrades that help you save money while protecting your family’s health.
Common residential services we offer near you include:
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Plumbing fixture installation and repair (toilets, faucets, sinks, etc.)
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Drain cleaning and clog removal
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Water heater repair and replacement
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Garbage disposal installation
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Leak detection and pipe repair
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Sewer line inspections and repairs
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Air conditioning repair, installation, and maintenance
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Furnace and heat pump service
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Smart thermostat installation and setup
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Whole-home water filtration and softening systems
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Indoor air quality testing and air purification
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Energy efficiency upgrades and duct sealing
If you’re searching for plumbing or HVAC experts near me in St. George or anywhere in Washington County, Marlin Plumbing Heating and Air Conditioning is here to serve with trusted, high-quality residential care.

Choosing a home service provider is about more than just getting the job done—it’s about finding a team you can count on for honesty, quality, and care. At Marlin Plumbing Heating and Air Conditioning, we’re proud to be a family-owned, community-focused company serving St. George, Santa Clara, Ivins, Washington, and all of Washington County for over 40 years. Unlike big-box competitors, we live and work in the same neighborhoods as you, and that means our reputation matters. We believe in doing things the right way: offering transparent pricing, showing up when we say we will, and treating every customer like family. Our long-standing relationships in the community are built on ethical practices, expert craftsmanship, and a true dedication to helping our neighbors feel safe and comfortable in their homes.
What sets us apart from other plumbing and HVAC companies near you:
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Locally owned and operated with deep roots in the Southern Utah community
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Family-run business with a strong sense of responsibility and pride in our work
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Over 40 years of trusted service in residential plumbing and HVAC
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Honest, upfront pricing with no hidden fees or unnecessary upsells
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Highly trained, background-checked technicians who respect your home
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Committed to ethical service standards and long-term customer relationships
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Fast, responsive service with emergency support available
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Proud to support and give back to the Washington County community
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Trusted by generations of homeowners who refer us to friends and family
If you’re looking for a reliable, honest plumbing and HVAC company near me in St. George or anywhere in Washington County, look no further than Marlin Plumbing Heating and Air Conditioning—where quality, trust, and community still mean everything.


We go above and beyond for our customers in providing
St. George residential pipe repair
. Our company is known to have the best plumbers and the most excellent customer service in the Saint George area. We just deliver what is needed, regardless of the complexity.
We go above and beyond for our customers in providing residential plumber services. Our company is known to have the best plumbers and the most excellent customer service in the Saint George area. We just deliver what is needed, regardless of the complexity.
Our records in Southern Utah speak for themselves. Our customers, returning and new, have always been delighted with our services. And just in case you become unsatisfied at any point, we will keep working to resolve the problem until you are completely satisfied.
If you have an urgent issue that requires immediate assistance, we will send our top representatives your way right away. We take plumbing emergencies seriously, so you can always call us and expect a prompt response.
We understand the importance of a safe and secure home. Our plumbers in Saint George can tackle your plumbing and will go to all lengths to resolve them. Upon hiring us, you can take a rest knowing that your plumbing fixtures are in safe hands.
Your bathroom is one of the most essential rooms in your home—and when something goes wrong, you need fast, reliable help from a team you can trust. At Marlin Plumbing Heating and Air Conditioning, we specialize in residential bathroom plumbing services near you in St. George, Santa Clara, Ivins, Washington, and the surrounding Washington County area. Whether you’re remodeling, upgrading fixtures, or dealing with a leak, our licensed plumbers bring decades of experience and a reputation for quality to every project. We handle everything from new installations and replacements to emergency repairs, always with a focus on durability, water efficiency, and code compliance. As a local, family-owned company with over 40 years of service, we’re committed to doing the job right and treating your home with respect.
Our residential bathroom plumbing services near you include:
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Toilet installation, repair, and replacement
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Shower and tub plumbing, including valve and drain installation
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Faucet and sink repair or replacement
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Bathroom remodel plumbing design and rough-ins
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Leak detection and pipe repair behind walls or under floors
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Water pressure troubleshooting and adjustment
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Clog removal and drain cleaning for sinks, tubs, and toilets
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Installation of ADA-compliant plumbing fixtures
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Emergency bathroom plumbing repairs
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Water-saving fixture upgrades for better efficiency
If you’re searching for bathroom plumbing near me in St. George or anywhere in Washington County, trust Marlin Plumbing Heating and Air Conditioning to deliver expert solutions with the honesty, care, and craftsmanship your home deserves.

The kitchen is the heart of the home—and when your plumbing isn’t working properly, it can throw off your entire routine. At Marlin Plumbing Heating and Air Conditioning, we provide expert kitchen plumbing services near you in St. George, Santa Clara, Ivins, Washington, and throughout Washington County. Whether you’re renovating your kitchen, replacing old fixtures, or dealing with a surprise leak under the sink, our experienced, licensed plumbers are here to help. With over 40 years of experience, we deliver fast, high-quality service with a commitment to honest pricing, clean workmanship, and long-term reliability. We handle everything from sink and faucet installations to garbage disposals, dishwasher hookups, and more.
Our residential kitchen plumbing services near you include:
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Sink installation, repair, and replacement
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Faucet repair and new fixture installation
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Garbage disposal installation and repair
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Dishwasher plumbing hookup and leak prevention
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Ice maker and refrigerator line installation
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Kitchen remodel plumbing rough-ins and system layout
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Leak detection and under-sink pipe repair
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Water pressure adjustment and flow testing
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Clogged drain cleaning for kitchen sinks and disposals
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Water filtration system installation for clean, great-tasting tap water
If you’re looking for kitchen plumbing near me in St. George or nearby cities in Washington County, choose Marlin Plumbing Heating and Air Conditioning for expert results you can rely on—done right the first time, every time.

When it comes to keeping your home comfortable year-round, a dependable HVAC system is a must. At Marlin Plumbing Heating and Air Conditioning, we provide a full range of residential HVAC services near you in St. George, Santa Clara, Ivins, Washington, and across Washington County. With over 40 years of experience, our expert technicians design, install, repair, and maintain heating and cooling systems with a strong focus on energy efficiency, reliability, and indoor air quality. Whether your system needs an upgrade, you’re considering a mini-split system, or you’re building a new home, we deliver customized solutions to meet your needs—all with honest pricing and top-tier customer service.
Our residential HVAC services near you include:
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Air conditioning installation, replacement, and repair
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Furnace installation and maintenance
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Heat pump services, including repair and seasonal tune-ups
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Mini-split system installation and repair
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Ductwork installation, sealing, and inspection
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Thermostat installation, including smart thermostat setup
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Zoned HVAC system design for personalized comfort
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Indoor air quality solutions, including air purifiers and humidifiers
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Seasonal HVAC maintenance and performance checks
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Energy-efficient HVAC upgrades and consultations
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Emergency HVAC repairs to restore comfort quickly
If you’re searching for residential HVAC services near me in St. George or anywhere in Washington County, count on Marlin Plumbing Heating and Air Conditioning for trusted service, honest recommendations, and lasting results.

To keep your HVAC system running at its best, regular maintenance is essential—especially before the seasons change. At Marlin Plumbing Heating and Air Conditioning, we offer seasonal HVAC tune-up and maintenance services near you in St. George, Santa Clara, Ivins, Washington, and throughout Washington County. With over 40 years of experience, our skilled technicians perform thorough inspections, cleaning, and adjustments to ensure your system operates efficiently, saving you money on energy bills and avoiding costly repairs. Whether it’s preparing your air conditioning for summer or getting your furnace ready for winter, our maintenance plans help extend the lifespan of your equipment and keep your home comfortable year-round.
Our seasonal HVAC maintenance services near you include:
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AC tune-up and cleaning to ensure peak performance
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Furnace inspection, cleaning, and efficiency checks
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Heat pump system maintenance and performance testing
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Mini-split system tune-up and filter replacement
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Thermostat calibration for accurate temperature control
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Air filter replacement to improve air quality
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Ductwork inspection and cleaning
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System lubrication to reduce wear and tear
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Energy efficiency checks and recommendations
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Emergency HVAC repairs if any issues are found during the inspection
If you’re searching for HVAC maintenance near me in St. George or anywhere in Washington County, choose Marlin Plumbing Heating and Air Conditioning for expert care that keeps your system running smoothly, season after season.

Having access to high-quality water is crucial for the health of your family and the longevity of your plumbing system and appliances. Without effective water treatment and softening, hard water can lead to mineral buildup, clogging pipes, and causing appliance malfunctions. Additionally, untreated water may contain impurities that affect the taste, smell, and overall quality, potentially leading to skin irritation, dry hair, and other health concerns. A water softening system not only improves water quality but also reduces energy bills, as appliances work more efficiently without the buildup of mineral deposits. With a properly maintained water treatment system, you’re protecting both your family’s health and your home’s infrastructure.
Here’s why you need water treatment and softening for your home:
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Prevents mineral buildup in pipes, reducing the risk of costly clogs and repairs
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Improves the taste and odor of your drinking water, ensuring it’s clean and refreshing
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Extends the lifespan of your plumbing and appliances, including water heaters, dishwashers, and washing machines
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Reduces soap scum and residue, leading to cleaner dishes, clothes, and showers
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Protects your skin and hair from dryness and irritation caused by hard water minerals
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Enhances energy efficiency by allowing appliances to operate without the interference of mineral buildup
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Removes harmful impurities like chlorine, chloramine, bacteria, and heavy metals, improving water safety
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Saves money on plumbing repairs, maintenance, and appliance replacements
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Prevents stains on sinks, tubs, and laundry from iron and mineral content in water
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Improves overall water quality for drinking, cooking, bathing, and laundry
By choosing Marlin Plumbing Heating and Air Conditioning for your water treatment and softening needs, you’re investing in the health of your family, the efficiency of your home, and the long-term protection of your plumbing system.
Hard water can take a toll on your home’s plumbing, appliances, and even your health. At Marlin Plumbing Heating and Air Conditioning, we offer professional water softening and treatment services near you in St. George, Santa Clara, Ivins, Washington, and across Washington County. We specialize in installing NSF 44 certified water softeners that meet all plumbing codes and provide effective, long-term solutions for softening hard water. These systems reduce mineral buildup, preventing scale in your pipes and appliances, which in turn reduces costly repairs and maintenance. Moreover, using a water softener can improve the taste and quality of your water, safeguarding your health and providing your family with clean, pure water for drinking, cooking, and bathing.
Our water softening and treatment services near you include:
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Installation of NSF 44 certified water softeners that meet all applicable plumbing codes
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Water filtration system installation for cleaner, healthier drinking water
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Reverse osmosis systems for purer water quality
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Water softener maintenance and regeneration service to ensure efficiency
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Scale prevention treatments for appliances like dishwashers and water heaters
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Expert water testing to determine mineral content and customize a solution
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Emergency water softener repairs when issues arise
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Whole-house filtration systems to improve overall water quality
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Installation of descaling systems for water heaters and plumbing lines
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Water conditioning for homes with specific water quality issues
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Chlorine and chloramine removal systems for better tasting water
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UV purification systems for additional protection against bacteria
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Iron filtration systems to eliminate staining and improve water quality
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Water softener system upgrades to enhance efficiency and extend service life
If you’re searching for water softening and treatment services near me in St. George or anywhere in Washington County, trust Marlin Plumbing Heating and Air Conditioning to provide solutions that protect your home, your health, and your budget.

Your water heater is essential for daily comfort, from hot showers to clean dishes and laundry. At Marlin Plumbing Heating and Air Conditioning, we offer comprehensive water heater services near you in St. George, Santa Clara, Ivins, Washington, and across Washington County. Whether you need water heater installation, routine maintenance, or emergency water heater repair, our team has over 40 years of experience to ensure your system is operating at its best. We work with both traditional tank water heaters and tankless water heaters, offering expert advice on the best solution for your home. Our goal is to provide reliable, energy-efficient solutions that ensure hot water is always available when you need it.
Our water heater services near you include:
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Water heater installation, including tankless and traditional tank systems
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Water heater repairs for both electric and gas systems
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Routine water heater maintenance to prevent issues and extend the life of your unit
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Water heater flushing to remove mineral buildup and improve efficiency
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Emergency water heater repairs for urgent issues
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Upgrading to energy-efficient models to reduce utility costs
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Water heater replacement for outdated or faulty units
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Thermostat calibration and inspection for accurate temperature control
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Anode rod replacement to prevent rust and extend tank life
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Leak detection and repair for water heaters
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Installation of smart water heater systems for modern home convenience
If you’re searching for water heater services near me in St. George or anywhere in Washington County, choose Marlin Plumbing Heating and Air Conditioning for dependable, efficient, and affordable service to keep your water heater running smoothly.

