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Richard T. Curley
Richard T. Curley
Richard T. Curley
PLUMBING & HEATING
Heating problems... In Bolton Ma Installations, Replacements, and Repairs
Common Heating Questions in Bolton
It can, if it’s not managed. Bolton’s well water is known for high iron and manganese content. Over years, those minerals settle inside the boiler’s heat exchanger, forming a crust that reduces efficiency and creates hot spots. Annual service — including a flush of the heat exchanger — removes most of it. For particularly hard wells, we can recommend a treatment setup that protects the whole heating system.
Yes, and it's common in Bolton. Rust-colored water means corrosion inside the system — either from the cast-iron boiler sections or from steel pipe in the loop. Fresh makeup water from the well introduces oxygen that accelerates rust. We can flush the system, refill it with treated water, and check the automatic fill valve to make sure it's not letting in more fresh water than it should.
If natural gas isn't coming to your street anytime soon — and for most rural Bolton properties, it isn't — propane is the main alternative. Propane burns cleaner than oil, the boiler costs less to maintain year to year, and you're not tied to delivery schedules or oil price spikes every winter. We handle full conversions: remove the oil boiler and tank, run the propane line, and install the new unit. If your oil tank is buried, we coordinate removal and soil testing.
Once a year, ideally in September before the first cold snap. Bolton's well water makes annual service more important here than in towns with treated municipal water. A single skipped year lets mineral buildup accumulate, and the boiler burns more fuel to push heat through the scale. Annual service pays for itself in fuel savings.
The most common causes: a stuck zone valve that isn’t opening, air trapped in that loop, or a circulator pump that’s too weak to push water through the farthest zone. In Bolton homes with long pipe runs — and many have them — the circulator has to work harder to reach the end of the line. We test the valve, bleed the loop, and check the pump. Most fixes take under an hour.
Yes. A bathroom, mudroom, or kitchen is the most common starting point. We tap into the existing boiler loop and run a separate zone with its own mixing valve to keep the floor at a lower temperature than the baseboard supply. In Bolton, where boots come in muddy from the yard, a warm mudroom floor that dries everything out is one of the best upgrades you can make.
For the full scope of heating services across every Metrowest town we serve, see our heating system repair guide for Metrowest.
Need bathroom plumbing while we’re in the house? Our bathroom plumbing services in Bolton cover toilets, sinks, tubs, and showers with fixtures that resist hard-water wear.
If your hot water is part of the heating problem, our water heater services in Bolton install units with sediment protection from day one.
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The Heating Business...
Richard T. Curley Plumbing and Heating has kept Bolton MA homes warm since 1980. We specialize in boiler repair, boiler replacement, radiant heat, baseboard systems, and circulator pump service. If your heat runs on hot water or steam, we handle it — and we know Bolton well water inside and out.
We do not push new equipment when a repair will do the job. If your boiler can be fixed, we fix it. If it's time for a replacement, we'll give you a straight answer — no pressure, no scare tactics, no upsell.
Here at Richard T. Curley Plumbing and Heating, we are committed to same-day heating service for every Bolton resident. A cold house on a January morning, with the well pump running and the boiler not, isn’t something you wait on.
Boiler Repair and Replacement...
Boiler Repair… A boiler that’s making noise, short-cycling, or leaving baseboards lukewarm needs attention before it fails completely. We troubleshoot gas boilers, oil boilers, steam boilers, and high-efficiency condensing units across Bolton.
Common repairs we handle: failed circulator pumps, faulty zone valves, expansion tank failures, air-bound radiators, thermocouple replacements, and pressure switch issues. Bolton’s well water carries high iron and manganese that settle in the boiler’s heat exchanger over time — the mineral layer acts like insulation where you don’t want it, cutting efficiency and creating hot spots that stress the metal. We check for it on every service call. Most repairs take one visit. We carry circulator pumps, zone valves, and common control parts on the truck so you’re not waiting on a second trip.
Boiler Replacement… When repair isn’t the smart money, we guide you toward the right replacement. Bolton homes range from antique colonials and capes on rural lots to newer construction tucked into the woods off Route 117. Each one calls for different equipment. If your home is on well water — and in Bolton, almost every home is — we factor that into the boiler choice from the start.
We size the boiler to your home’s actual heat loss — not a guess based on what was there before. Oversized boilers, short-cycle, and waste fuel. Undersized ones can’t keep up. Getting it right matters, and we get it right.
- Weil-McLain
- Burnham
- Utica
- Buderus
Radiant Heat...
Radiant floor heat… Is the most comfortable way to heat a home, and Bolton’s newer builds and high-end renovations are adding it — especially in master bathrooms, mudrooms, and finished basements. We install radiant tubing, manifold systems, and mixing valves. We also repair existing radiant: cold spots in the floor, a zone that won’t heat, or a manifold that’s leaking.
On Bolton well water, protecting the closed loop from mineral intrusion matters more here than in towns with municipal water. A fouled radiant manifold is expensive to replace. We set up the fill and makeup water correctly from day one.
BOILER CONTROLS...
- Installation
- Replacement
- Repair
- Honeywell Thermostats
- Honeywell Controls
- White Rogers Controls
- Resideo Controls
- McDonnell & Miller
- Watts Regulator
- Just a few brands.
Baseboard and Radiator Systems...
Baseboard Heat… Bolton homes with hot water baseboard know the sound of creaking copper as the heat comes up. When that sound stops — or when one room stays cold while the rest of the house is warm — something is wrong.
We bleed air from baseboard loops, replace stuck zone valves, and flush sediment from older systems. Bolton’s well water can carry fine sediment that settles in the low points of baseboard loops, narrowing the flow over time. A system flush clears it. If a baseboard section is damaged or leaking, we replace it.
Radiators… Older Bolton colonials and antique capes have cast-iron radiators that can last a century if maintained. We repair steam and hot water radiators, replace failing air vents on steam systems, and fix leaking radiator valves. A cold radiator in an otherwise warm house is almost always a simple fix — a stuck vent or a trapped air pocket.
In Bolton homes where the boiler sits at one end of the basement and the farthest radiator is two floors away at the opposite end of the house, balancing matters. We tune the system so every room gets its share.
- Slant/Fin Baseboard
- Suntemp Baseboard
- Weil-McLain Cast Iron Baseboard
- Sunrad Cast Iron Radiator
- Installation
- Replacement
- Repair
Circulator Pumps and Zone Valves...
The circulator pump… The circulator pump is the heart of a hot water heating system. When it fails, nothing moves. Common signs: the boiler fires but the pipes stay cold, or you hear the pump humming louder than it should.
Zone valves… control which part of the house gets heat. A stuck zone valve means one thermostat calls for heat and nothing happens — or worse, a zone that won’t shut off.
We replace Taco, Grundfos, Bell & Gossett, and Honeywell circulators and zone valves. Most are on the truck. In Bolton homes with multiple additions built over decades — each with its own zone — a single stuck zone valve can leave a whole wing of the house cold. We find it and fix it.
Expansion Tanks… Every hot water heating system has an expansion tank, and most Bolton homeowners never think about it until it fails. A waterlogged expansion tank causes the pressure relief valve to drip — and that dripping is the canary in the coal mine.
We test expansion tanks, repressurize bladder-type tanks when possible, and replace them when they’ve failed. In Bolton homes with long well-water pipe runs, the expansion tank works harder because incoming water temperature swings more dramatically in winter. A five-minute inspection once a year prevents a waterlogged tank from taking out the whole system.
- Taco Circulator Pumps
- Taco Zone Valves
- Grundfos Circulator Pumps
- Bell & Gossett Circulator Pumps
- Extrol Expansion Tanks
- Installation
- Replacement
- Repair