How Much Is Your Heating System Really Costing You?
- Rising Energy Bills
If your boiler is over 10 years old or hasn’t been serviced regularly, it could be working overtime just to heat your home — and wasting energy in the process. Energy-efficient boilers or air source heat pumps could significantly cut your bills.
- Ongoing Repairs
Do you find yourself calling a plumber every winter? Constant breakdowns and patchy heating are signs it’s time to consider a heating system upgrade.
- Uneven Home Heating
Cold radiators and rooms that never feel quite warm enough? That’s heat (and money) going to waste.
- Health & Safety Risks
Old gas boilers can pose carbon monoxide risks if not maintained. At Plumb-Line, we’re Gas Safe registered, so safety is always our priority.
- Environmental Impact
Heating accounts for a big chunk of your home’s carbon footprint. An upgrade to an eco-friendly heating system helps your household and the planet.
What You Can Do Today
Check Your Eligibility for a Free Heating Upgrade
We help eligible households access ECO4 government grants, which could cover the cost of:
A new A-rated boiler
Air source heat pump installation
Home insulation
And more
Book a Central Heating Health Check
Our team of experienced engineers can assess your current system and offer honest advice — whether it’s a quick fix or a full upgrade.
Explore Smart Heating Controls
Upgrading to modern heating controls can make a big difference to how efficiently your system runs — even without replacing the boiler.
Why Homeowners Trust Plumb-Line
Plumb-Line Contracting Ltd has been serving homes in Northamptonshire, including Kettering, Wellingborough, Corby, and nearby areas, since 2001.
We’re:
Gas Safe registered
Experts in government grant applications
Trusted by local authorities
Known for our friendly, local service
We offer:
Boiler installations and replacements
Air source heat pump systems
Insulation services
Heating system upgrades
And general plumbing support
And yes — we’re proud of our 5-star customer feedback across platforms like Trustpilot and Checkatrade.
Ready to Save on Your Heating Costs?
Whether you need a new boiler, want to go greener with a heat pump, or simply want honest advice, we’re here to help.
Contact our team today . Check if you qualify for a free heating grant
Don’t let an outdated heating system drain your wallet or comfort.
Let Plumb-Line keep your home warm, safe, and energy-smart — all year round



