Transparent, upfront pricing with every cost confirmed before we start. Our Gas Safe registered engineers serve Glasgow, Bearsden, Bishopbriggs, Clydebank, Jordanhill and Milngavie directly, with no subcontractors. Cold showers aren't acceptable. Let's get your hot water back.
Coverage
Glasgow, Bearsden, Clydebank, Bishopbriggs
and the wider West of Scotland
Not sure if we cover you? Call 0744 644 8330
This Week Only
Current Offer
Free Magnetic Filter Included
0% Finance for 12 Months
Uncompromising Standards. Absolute Peace of Mind. Every boiler installation across Glasgow guaranteed.
We treat your home with absolute respect. Every floor, every surface is fully protected before we start. When our engineers leave your Glasgow home after a boiler installation or replacement, it is exactly as immaculate as we found it. A clean, tidy finish — every single time.
When you need an emergency boiler replacement in Glasgow, you speak directly to a local specialist — immediately. We cover Bearsden, Bishopbriggs, Clydebank, Jordanhill and Milngavie, and we get to you fast.
The price we quote is the price you pay. Fixed upfront, in writing, before we start. Every cost is clear, confirmed, and agreed from day one. And for those who need flexibility, 0% interest-free finance for 12 months is available on all new boiler installations — straightforward, honest, and pressure-free.
Every installation is carried out by our own in-house Gas Safe registered engineers Worcester Bosch and Ideal accredited, Which? Trusted Trader approved, and Trading Standards registered. Backed by a 5–12 year manufacturer warranty and a 1–2 year workmanship guarantee. Direct engineers, every time.
Over 20 years serving Glasgow homeowners. The same uncompromising standard on every single job — from a boiler service in Bearsden to a full combi boiler installation in Clydebank.
WORK GALLERY — Mercer Plumbing & Heating
Still weighing up your options? Let the work speak for itself. Every boiler installation, every heating job, every plumbing repair across Glasgow gets the same level of attention. Neat pipework. Clean finish. Nothing left behind.
The Detail
Every boiler installation carried out by Mercer Plumbing & Heating is completed to the highest professional standard — clean, precise, and built to last. No mess left behind. No corners cut. Just expert craftsmanship you can see and trust.
The Standard
It is the only way we work.
Mercer P&H
Fixed prices. Gas Safe installations. Workmanship guaranteed on every package — without exception. Plus £100 off when you book this week.
For Glasgow homeowners who want a straightforward, reliable boiler replacement done properly — at a fixed price with no surprises.
Perfect for: Smaller Glasgow homes, flats, and straightforward like-for-like boiler replacements in Bearsden, Bishopbriggs and Clydebank.
Enhanced performance, smarter controls, and a decade of manufacturer peace of mind — with 0% finance available over 12 months.
Perfect for: Families, landlords, and anyone in Glasgow wanting long-term boiler reliability with flexible payment options.
Maximum efficiency, full system upgrade, zero compromise — for larger Glasgow properties that demand the best.
Perfect for: Larger properties across Glasgow, Jordanhill and Milngavie — full system upgrades and complete peace of mind.
Not sure which package suits your home?
Our Gas Safe registered engineers will assess your property, heating demands and budget — then give you one honest recommendation. No pressure. No upsells.
THE MERCER STANDARD
An absolute, fixed price agreed upfront. No estimates, no adjustments.
Premium systems (Worcester Bosch, Ideal) tailored to your home by Gas Safe experts. Next-day installation available across Glasgow.
Executed flawlessly by our elite, in-house engineers. No subcontractors, zero mess, and a complete system walkthrough.
COMPARISON TABLE
Mercer was built on one belief: every Glasgow homeowner deserves the same quality of boiler installation we would want in our own home. 20+ years later, that has not changed.
| Feature | MERCER | OTHERS |
|---|---|---|
| Boiler Pricing | New A-rated boiler Installation. Fixed price, agreed upfront. £100 off when you book this week. | Pricing varies. The final cost is often unclear until the job is done. |
| Price Transparency | What we quote is what you pay. In writing, before we touch a thing. No adjustments. Ever. | Estimates only. The final figure can shift once work begins. |
| 0% Finance | 0% interest-free finance for 12 months available on all boiler installations. Spread the cost with zero interest. | Upfront payment expected. Flexible finance is rarely offered. |
| Free Magnetic Filter | Included with every new boiler installation. Protect your system from day one. | Charged separately. Rarely offered as standard. |
| Powerflush / System Flush | Chemical system flush included. No extras, no add-ons, no surprise bills after the job. | Often charged separately after installation. Can add £300–£400 to your final bill. |
| Same-Day Response | We pick up the phone and get to you fast. No call centres. No voicemails. Direct line to Stephen. | Response times vary. Urgency is rarely accommodated. |
| Boiler Brands | Worcester Bosch and Ideal accredited installers. Trusted brands, fitted properly. | Brand and installer accreditation varies. Not always manufacturer approved. |
| Manufacturer Warranty | 5–12 year manufacturer warranty on selected boilers. Registered on your behalf. | Dependent on brand and installer status. Not always guaranteed. |
| Workmanship Guarantee | 1–2 year workmanship guarantee included on every installation. In writing. | Varies by company. Rarely provided as standard. |
| Engineer Standards | 100% in-house Gas Safe registered engineers. Every job, every time. No subcontractors ever. | Qualifications and subcontractor use varies. You don't always know who is coming to your home. |
| Experience | 20+ years serving Glasgow, Bearsden, Bishopbriggs, Clydebank, Jordanhill and Milngavie. | Experience and local knowledge varies significantly. |
| Trust Credentials | Gas Safe registered. Which? Trusted Trader. Trading Standards approved. Every credential is verified. | Trust signals vary. Not always independently verified. |
| Personal Approach | The same engineer surveys, installs and follows up. Consistency you can rely on. | Whoever is available gets sent. Continuity is rarely guaranteed. |
| Aftercare | Direct line to your engineer after the job is done. Real people, real answers same day. | Aftercare can be difficult to arrange once payment is taken. |
| Reputation | 5-star rated on Google. Built on repeat customers and personal recommendations across Glasgow and the West. | Mixed reviews across platforms. |
YOUR OLD BOILER IS COSTING YOU MORE THAN YOU THINK
Ageing boilers waste up to 35% of the energy they burn. That is hundreds of pounds a year not heating your Glasgow home — just burning money on a system past its best. A new A-rated boiler installation in Glasgow pays for itself faster than most homeowners expect.
Boilers over 10 years old do not slow down gradually — they stop suddenly. One morning, no heating, no hot water, in the middle of a Scottish winter. When that happens, you need an emergency boiler replacement ready to go, not a waiting list. The earlier you act, the more control you keep.
One call-out becomes two. Two become a pattern. Every pound spent repairing an ageing boiler is a pound invested in a system already on borrowed time. At some point, a same-day boiler replacement across Bearsden, Bishopbriggs and Clydebank costs less than another year of call-outs and delivers a warm, reliable home from day one.
Carbon monoxide risks, pressure faults and ventilation issues increase steadily as boilers age beyond their designed lifespan. Every Mercer installation is carried out by Gas Safe registered engineers and every home we work in receives a free magnetic filter to protect the new system from day one.
Local Gas Safe engineers book up quickly especially heading into winter. Mercer covers Glasgow, Bearsden, Bishopbriggs, Clydebank, Jordanhill and Milngavie, and our installation slots go fast. Book this week and lock in your £100 discount before the offer closes.
Act now and your new boiler is installed, warranted and working before the cold sets in.
300+ verified Google reviews. Real customers, real results across Glasgow, Bearsden, Bishopbriggs, Clydebank and Milngavie.
Join hundreds of Glasgow homeowners who trust Mercer Plumbing & Heating for boiler installation, boiler replacement, and heating repairs across Bearsden, Bishopbriggs, Clydebank, Jordanhill and Milngavie.
Transparent answers before you invest. Straight talk from a Glasgow heating team with over 20 years of experience.
New boiler installations start from a fixed price confirmed during your free survey — agreed upfront and guaranteed on completion. Book this week and get £100 off your installation price.
If your boiler is over 10 years old, needs frequent repairs, or is pushing your energy bills up — it is time. We provide a free, pressure-free assessment across Glasgow, Bearsden, Bishopbriggs, Clydebank, Jordanhill and Milngavie. Book at your convenience, with full flexibility.
Typically within 24 to 48 hours of your survey. We prioritise fast boiler replacement while maintaining our full installation standards. For urgent or emergency boiler replacements in Glasgow, call us directly — we answer fast.
Our Gas Safe registered engineers recommend tailored solutions based on your property size and hot water demand using trusted brands like Worcester Bosch and Ideal. Whether it is a combi boiler installation in a Glasgow flat or a full system upgrade in a larger Bearsden property, we fit the right boiler for your home.
Yes. We offer 0% interest-free finance for 12 months on all new boiler installations and spread the cost comfortably, subject to status.
Every engineer is fully Gas Safe registered and manufacturer-accredited by Worcester Bosch and Ideal. We are also Which? Trusted Trader approved and Trading Standards registered. Direct, in-house engineers on every job.
A-rated boilers operate at 90%+ efficiency. Upgrading from an older system can save hundreds of pounds a year on energy bills while delivering a warmer, more reliable home across Glasgow and the West of Scotland.
Every installation includes a free magnetic system filter, chemical system flush, 1–2 year workmanship guarantee, and a 7–12 year manufacturer warranty depending on your chosen package. Fixed price agreed upfront — everything included from day one.
We cover Glasgow, Bearsden, Bishopbriggs, Clydebank, Jordanhill, Milngavie and the wider West of Scotland.
Yes. Beyond new boiler installations, Mercer handles annual boiler servicing, emergency boiler repairs, central heating diagnostics, and landlord gas safety certificates across Glasgow and surrounding areas.
Your Next Step
A New Boiler. Fixed Price. Guaranteed.
Glasgow boiler installation slots fill fast — especially heading into the colder months. Secure your free home survey today, get a fixed price in writing, and lock in your £100 discount before this week's offer closes. Our in-house Gas Safe registered engineers cover Glasgow, Bearsden, Bishopbriggs, Clydebank, Jordanhill and Milngavie — direct engineers, transparent pricing, and a guaranteed standard on every job.
Everything included — nothing hidden
