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Plumbing Services

Pool Heaters in Mission, BC

Is your pool water stubbornly cold despite the heater running? We diagnose issues and restore your pool's warmth and efficiency.

Common signs you need this

  • Cold or Lukewarm Pool Water
  • Unusual Noises or Odors
  • Visible Leaks or Corrosion
  • Higher Than Expected Energy Bills

Seeing one of these? That is enough to book, describe it when you call and we will tell you whether it is urgent.

What your technician does

  1. 1 Listens to what you are seeing before quoting anything
  2. 2 Inspects the equipment and the parts around it that affect how it runs
  3. 3 Explains the options in plain language with the price up front
  4. 4 Does the work only once you have approved it, to Technical Safety BC and WorkSafeBC standards
  5. 5 Tests everything before leaving and answers your questions

Book pool heaters

Tell us what the system is doing and we will get you an arrival window.

Pool Heater Repair and Service in Mission, BC

Is your Mission pool water stubbornly cold, refusing to warm up despite the heater running? Are you seeing unexpected spikes in your utility bills just to keep the pool lukewarm, or perhaps noticing strange noises and smells coming from the unit itself? These aren't minor inconveniences; a failing pool heater means a significant investment isn't providing the enjoyment it should, shortening your swimming season and potentially leading to more extensive, costly repairs if ignored. When your pool heater in Mission starts acting up, you need a reliable plumbing expert who understands these systems inside and out, and Rep-Air Heating and Cooling is ready to diagnose the problem and restore your pool to its optimal warmth and efficiency.

Warning Signs Your Pool Heater Needs Attention

When your pool heater isn't working as it should, it often gives off clear signals. Recognizing these warning signs early can help you address issues before they escalate, saving you time and money. Here are some common indicators that your pool heater needs professional attention.

Cold or Lukewarm Pool Water

You step into your pool expecting comfortable warmth, but the water is noticeably cooler than usual, or perhaps downright cold. The heater seems to be running, but the temperature gauge isn't climbing, or it's taking an excessively long time to heat up. This typically indicates a problem with the heater's ability to generate or transfer heat efficiently. Ignoring a cold pool means your investment isn't paying off, and you're missing out on valuable swimming time in Mission's variable climate.

Unusual Noises or Odors

You hear grinding, rattling, humming, or banging sounds coming from your pool heater. For gas heaters, you might also detect a distinct rotten egg smell, which is the odor of natural gas. Strange noises often point to mechanical issues like a failing fan motor or loose components inside the unit. A sulfur smell, especially with a gas heater, is a critical sign of a potential gas leak, which is extremely dangerous and requires immediate professional help.

Visible Leaks or Corrosion

You observe puddles of water around the base of your pool heater, or you see rust, green oxidation, or other signs of corrosion on the unit's exterior, pipes, or internal components. Leaks signify a breach in the plumbing or a crack in the heat exchanger, allowing water to escape. Given Mission's damp climate, corrosion is a common issue that indicates metal components are degrading, which can lead to leaks, blockages, or structural failure within the heater.

Higher Than Expected Energy Bills

Your monthly utility statements show a significant increase, even though your pool usage hasn't changed, or the heater seems to be running constantly without achieving the desired temperature. This is a clear indicator of reduced efficiency; the heater is consuming more energy to produce the same or even less heat. Inefficiency means you're throwing money away on wasted energy, and an overworked heater accelerates wear and tear on its components.

What's Causing the Problem

Understanding the root cause of your pool heater issues is the first step toward a lasting solution. As experienced plumbing professionals, we've seen these problems manifest in many ways. Here are some of the common reasons your pool heater might be struggling.

Clogged Heat Exchanger

Over time, minerals from your pool water, debris, or corrosion byproducts can accumulate inside the heat exchanger coils. This buildup acts as an insulator, preventing the heat generated by the burner or refrigerant from effectively transferring to the pool water. While not exclusively local, if maintenance is neglected, the damp environment in Mission can exacerbate corrosion that creates debris inside the system. A professional cleaning or descaling of the heat exchanger is often required to restore efficiency.

Ignition or Pilot Light Issues

For gas-fired pool heaters, if the igniter or pilot light isn't working correctly, the burner won't receive the flame needed to heat the water. This can be due to a faulty igniter, a dirty pilot tube, a defective thermocouple, or issues with the gas supply. Intermittent use of pool heaters throughout Mission's variable spring and fall weather can sometimes lead to pilot light issues if components sit dormant or are exposed to humidity between uses. A plumbing professional will inspect the ignition system, clean or replace faulty components, and ensure proper gas flow and safety.

Corrosion Due to Environmental Exposure

Metal components within and around the pool heater, such as the heat exchanger, burners, or electrical connections, can corrode due to prolonged exposure to moisture, chemicals from the pool, and the general humidity in the air. Mission's wet coastal climate, with its high humidity and frequent rainfall, is a prime accelerator for this type of corrosion. Depending on the severity, corrosion might require cleaning, component replacement, or even a full unit replacement if the damage is extensive.

Faulty Thermostat or Sensors

The thermostat or temperature sensors are responsible for accurately reading the pool water temperature and signaling the heater to turn on or off. If these components malfunction, the heater might not turn on when needed, run continuously, or heat the water to an incorrect temperature. Electronic components can be sensitive to environmental factors like humidity and temperature fluctuations, which are common in Mission, potentially leading to premature sensor failure. Diagnosis typically involves testing the thermostat and sensors for accuracy, and replacement of the faulty component is often the most straightforward solution.

What to Expect During the Service Visit

When a licensed Rep-Air Heating and Cooling licensed plumbing professional arrives at your Mission property for a pool heater service, you can expect a thorough, transparent, and efficient process. We begin with a detailed inspection and diagnostic procedure, examining your entire pool heating system, including the unit itself, gas lines (if applicable), electrical connections, and plumbing. Our expert will pinpoint the exact cause of the problem, whether it's an ignition issue, a clogged heat exchanger, or a faulty sensor.

We'll then explain our findings in clear, easy-to-understand language, outlining all your repair options and providing an upfront explanation of the work required. With your approval, our technician, equipped with the necessary tools and parts, will proceed with the repair, adhering to all Technical Safety BC and WorkSafeBC standards. We pride ourselves on clean and tidy work, ensuring your property is left as it was found.

Before leaving, we'll test the system thoroughly to confirm it's operating safely and efficiently, ensuring your pool is ready for comfortable swimming. Rep-Air Heating and Cooling is proud to serve homeowners across Mission and the wider Fraser Valley with this level of multi-trade expertise and family-oriented customer care.

Related Services You May Need

Maintaining the comfort and functionality of your home's systems is key. Beyond pool heater services, Rep-Air Heating and Cooling also offers comprehensive Plumbing Water Heater Repair & Replacement to ensure you always have hot water inside your home. If you're experiencing issues with slow drains or blockages

Why This Matters / Cost of Waiting

Ignoring a malfunctioning pool heater can turn a minor issue into a major headache and a significant financial burden. Beyond the immediate discomfort of a cold pool and the lost enjoyment, a struggling heater often consumes excessive energy, leading to unnecessarily high utility bills. More critically, issues like gas leaks in a gas heater or electrical faults in any unit pose serious safety risks, including fire, explosion, or electrocution.

Delaying repairs can also lead to further damage to the unit's internal components, escalating repair costs, or even necessitating a complete and expensive pool heater replacement long before its expected lifespan. Addressing problems promptly not only restores your pool's comfort but also ensures safety and protects your investment.

Get Your Mission Pool Heater Working Again

Don't let a chilly pool or a malfunctioning heater diminish your enjoyment of your Mission home. Rep-Air Heating and Cooling is dedicated to providing reliable, expert plumbing services across the Fraser Valley, ensuring your pool heater operates safely and efficiently. Our licensed trade professionals are ready to deliver the family-oriented service and lasting solutions you deserve. Contact us today to get your pool back to perfect swimming temperature.

Before You Book

What does it cost, and what is covered?

How pricing works

A service visit is $189, and that fee is waived when you go ahead with the repair or installation we quote. Estimates for new equipment are free. Your technician diagnoses the problem first, shows you the readings and photos behind it, and gives you a written estimate, often with a few options, before touching anything. Work starts only when you approve it. Questions first? Call (778) 728-1956.

Repair or replace?

It comes down to the age of the equipment, the size of the repair, and how well the system is keeping up. Past roughly 12–15 years, a major repair usually costs more over the next few winters than replacing does, especially once rebates are counted. Your technician lays out both numbers and you decide.

Get a free replacement quote →

What moves the price

  • How big the system is and how efficient you want it to be
  • Access, a tight crawlspace or a third-floor attic takes longer than a garage
  • Venting, gas, or electrical work the job triggers
  • Permits and inspection, where Technical Safety BC requires them
  • Which FortisBC and CleanBC rebates you qualify for

Financing runs from $1,000 to $100,000, so a big repair can be paid monthly too. See how financing works.

Warranty and workmanship

  • New installations: up to 12 years of parts and labour coverage. Conditions apply, including annual maintenance, which is what a maintenance plan is for.
  • Repairs: covered under the manufacturer's warranty on the part, traditionally around 12 months depending on the manufacturer and product.
  • No Lemon Guarantee: if we install a new unit and it keeps failing, we work with the manufacturer to replace the unit.
  • Workmanship: before we recommend replacing a part or a piece of equipment, you get detailed readings from industry specific meters, photos of any concerns, and a full written estimate for repair and for replacement based on the age and condition of the equipment.
  • We are registered with Technical Safety BC for gas work, WorkSafeBC compliant, and fully insured, and we pull permits where the work requires them.
  • Full details are on our warranty and workmanship page.

Ready when you are.

Heating, cooling, plumbing, and electrical service across the Fraser Valley, from a locally owned team.

Technical Safety BC · WorkSafeBCMon–Fri, 7:30 AM – 5:00 PM

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