MCS-certified installer | £7,500 Boiler Upgrade Scheme grant | 15+ years across Suffolk & Norfolk
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Honest answers | No hard sell
CMA Heating Limited installs air source heat pumps across Beccles, Suffolk, and Norfolk. We are MCS-certified (OFT-13900) and Gas Safe registered (952104), with over 15 years of hands-on heating experience.
Whether you’re replacing an oil boiler in a rural village or upgrading a gas system in town, we handle every step. That starts with a property survey and ends with a fully commissioned system ready to heat your home.
You deal with the same engineer from your first call through to handover. We size every system to your property, explain your options in plain English, and help you access the £7,500 Boiler Upgrade Scheme where eligible.

After 15 years of working inside homes across Suffolk and Norfolk, we can usually tell within the first ten minutes whether a heat pump is going to be a good fit. The layout, the insulation, the age of the building, even the direction the property faces all play a part.
We’ve fitted heat pumps in all sorts of properties, and the ones that tend to work best include:
Here’s something we always tell customers. If your home has poor insulation, the best heat pump in the world will struggle. We’ve walked into beautiful old farmhouses near Framlingham and Woodbridge and had to say, “Let’s sort the loft and walls first.” It’s not what people always want to hear, but it saves them real money down the line. A few hundred pounds on insulation now can mean the difference between a system that ticks along quietly and one that runs up your electricity bill.
We never push anyone into a decision. The site assessment is free, and if a heat pump isn’t right for your home, we’ll say so. We’d rather point you toward a better option than sell you something that won’t perform.

We never quote a heat pump job from a phone call or a photo. Every property we work on across Suffolk and Norfolk gets a full survey first, because guessing the size of a system is how people end up with a unit that’s too big, too small, or too expensive to run.
The survey is where we do the real homework. Here’s what we check:
One thing we’ve learned from years of doing this is that the survey saves money. If we get the heat loss calculation right, the system is sized properly from day one. That means you’re not overpaying for a unit that’s too powerful, and you’re not left cold because someone underestimated what your home needs.
We walk you through every finding on the day. No jargon, no confusion. By the time we leave, you’ll know exactly what the install involves, what it costs, and what your running costs should look like.

This is the question we get more than any other. People assume a heat pump means starting from scratch, pulling up floorboards, and replacing every radiator in the house. In most of the homes we’ve worked on across Suffolk and Norfolk, it’s simply not the case.
We’ll give you a real example. Last year we surveyed a 1970s semi in Worlingham where the homeowner was convinced they’d need a full replumb. When we got under the floorboards, the original copper pipework was in better condition than some new installs we’ve seen. We connected the heat pump to it without changing a single pipe run. That saved the customer over a thousand pounds.
The pipework story is similar across a lot of the post-war housing stock around Carlton Colville, Beccles, and Lowestoft. Plumbers back then used quality copper and soldered joints that have stood up for 50 or 60 years. We always check every accessible section during the survey, and we’ll tell you straight if anything needs replacing.
Radiators are where we spend more of our time thinking. A heat pump doesn’t fire water up to the same high temperatures as your old gas or oil boiler. It works at lower, steadier flow temperatures instead. That changes how your radiators perform, and here’s what we typically find:
Here’s our advice. Don’t let anyone tell you everything has to go without checking first. We’ve seen other installers quote for a full radiator swap across an entire house when half of them were perfectly adequate. That’s money you don’t need to spend.
We photograph and measure every radiator during the survey and run the numbers against the heat loss calculation for each room. You get a clear, room by room breakdown showing what stays, what needs upsizing, and exactly what the cost difference is. No grey areas, no guesswork.
Keeping what already works is always our preference. It saves you money, it means less mess in your home, and if the existing system is sound, there’s no good reason to rip it out

We know that having engineers working in your home for a few days is not anyone’s idea of fun. That’s why we make sure you know exactly what’s happening and when, before we turn up with a single tool.
Most of our heat pump installations across Suffolk and Norfolk take two to three days. We’ve done some in less, and larger properties with complex pipework or multiple zones can stretch to four. But we’ll tell you the exact timeline before we start, and we stick to it.
Here’s how a typical install goes in the homes we work on around Beccles and the surrounding area:
One thing worth knowing if you live within the Broads Authority area. Some installations may need notification under local planning rules. We handle that paperwork for you as part of the job. It’s something we’ve dealt with many times on projects around the Norfolk Broads, and it’s never held up a start date when we plan ahead.
Something we’re proud of is that you see the same face throughout the whole process. We don’t hand you off to a subcontractor or send someone you’ve never met. The engineer who surveyed your home is the same person who installs and commissions your system. We think that matters, because nobody knows your property better by that point than the person who’s been planning the job from the start.
We always leave a property clean and tidy. We’ve had customers in Southwold and Halesworth tell us they were surprised how little mess there was. That’s the standard we hold ourselves to on every job.

This is the section of the conversation where most customers lean forward. Running costs matter, and we’d never pretend otherwise. The honest answer is that a heat pump can cost less to run than a gas or oil boiler, but only when the system is set up properly from day one.
We’ve seen it go wrong. Not on our own installs, but we’ve been called out to properties across Suffolk and Norfolk where another company fitted a heat pump and the electricity bills came in higher than expected. Almost every time, the problem is the same. The flow temperatures were set too high, the controls weren’t programmed correctly, or the system was oversized for the property.
Here’s what we do differently, and why our customers in Beccles, Halesworth, and across the region see the running costs they were promised:
Here’s something we always share with customers who are replacing oil boilers. Households around Halesworth, Beccles, and the villages across rural Suffolk that switch from oil to a properly set up heat pump often see their annual fuel spend drop. Oil prices jump around from year to year, and you’re always at the mercy of the next delivery price. Electricity is more stable, and a well sized heat pump turns every unit of electricity into three or four units of heat.
We don’t just commission the system and leave you to figure it out. During handover, we spend time with you going through the controls, explaining what each setting does, and showing you what not to change. We’ve learned over the years that the biggest risk to running costs is someone turning the flow temperature up because the house doesn’t feel warm enough in the first hour. We’d rather spend an extra thirty minutes with you on handover day than have you ringing us in January wondering why your bill has spiked.
If the numbers don’t add up for your property, we’ll tell you before you commit. We’ve had conversations with homeowners near Woodbridge and Aldeburgh where the running cost savings simply weren’t strong enough to justify the switch. In those cases, we’ll recommend what does make sense, even if that’s a new gas or oil boiler instead.

One of the things we tell every customer is that a heat pump is one of the lowest maintenance heating systems you can own. There’s no flame, no flue, no carbon monoxide risk, and no annual gas safety certificate to think about. Compared to the gas and oil boilers we’ve been servicing for 15 years, the difference in complexity is night and day.
That said, we’ve been servicing heat pumps long enough now to know what separates the systems that sail through every winter from the ones that start losing performance after a few years. It almost always comes down to a handful of simple habits.
Here’s what we ask every customer to do between our service visits:
When we come out for an annual service, here’s what we’re actually doing and why each bit matters:
Here’s our honest opinion on service plans. We offer them to every customer and most people across Beccles, Halesworth, and the surrounding area take us up on it. We’d recommend it for two reasons. First, it keeps your manufacturer warranty valid, and you don’t want to find that out the hard way. Second, it means we stay familiar with your system. When the same engineer visits your property year after year, they notice small changes that a stranger walking in for the first time would miss.
We’ve got heat pump installs from our earlier years that are still running beautifully with nothing more than an annual service and a homeowner who keeps the outdoor unit clear. Twenty years of reliable heating from a single installation is realistic. It just takes a small amount of care, and we make sure you know exactly what that looks like before we leave your property.
Get expert heating services backed by 15+ years experience, Gas Safe registration, and a local tradesman who stands behind every job.