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O'neil Gas Services Limited

MCS Certified
55 Green Street, Ayr, Ayrshire, KA8 8BQ
Air Source specialist290 reviewsServes 1 regions

4.5

290 Google reviews

1–2 days

Typical install time

About O'neil Gas Services Limited

O'neil Gas Services Limited is an MCS certified air source installer based in Ayrshire.

System typesAir Source

Coverage area

Map coming soon

Based in Ayrshire, KA8 8BQ

Areas served:

Scotland

Reviews

4.5

290 Google reviews

Based on verified Google reviews

S

Steve Search

2 months ago

This morning we had the pleasure of having our boiler serviced by O'Neil Gas and Heating, they sent an engineer who arrived on time and introduced himself as Alistair. All I can say is it was a pleasure to have him here completing a service and installing a Hive Thermostat. Alistair is a great representative of your business cannot praise him enough.

N

Nicole

2 months ago

Boiler was fitted efficiently and well, and looks neat and powers the warm water and heating well. Gas engineer was friendly and the check up phone call a week later was appreciated. Thank you.

R

Rodger Kerr

3 months ago

We recently had our gas boiler replaced by O’Neil Gas and Plumbing Services (Ayr), we received a great service and assistance delivering and installing our new boiler. Their installation Engineer Matthew was first class, he was very helpful and knowledgable completing the removal and installation in one day. regards R.Kerr (Ayr)

K

Kupfer

2 months ago

This is to say “thank you, John” for being so friendly and helpful and patient and professional when helping us to get to know our new boiler and its hive and ensuring that our central heating system works efficiently. A really good experience!

j

janice osborne

5 months ago

We are an elderly couple . Our boiler needed parts and was dealt with efficiently and quickly so that we were not without heating and hot water any longer than need be while they got the parts . Staff on the phone are polite and very helpful . Been with this company for a few years now and would recommend them.

Showing 5 of 290 reviews. View all on Google

Frequently asked questions

How do I know you’re properly qualified and certified to install heat pumps?

We are MCS‑certified and registered with an approved consumer protection/competent person scheme, which is essential for quality assurance and to access grants like the Boiler Upgrade Scheme (BUS).

Can you tell me if a heat pump is actually suitable for my home?

We carry out a detailed home assessment, including property type, insulation levels, existing heating system and available outdoor space, to confirm whether a heat pump is a good fit.

What type and size of heat pump will you recommend for my property, and why?

We design the system using a heat‑loss calculation for your home, then match the correct kW size and model (for example, air‑source vs ground‑source) so it runs efficiently and reliably.

What will the full installation cost be, and what’s included in your quote?

Our fixed quote clearly lists the heat pump, cylinder, controls, labour, scaffolding (if needed), electrical work and any radiator or pipework upgrades, so you know exactly what you’re paying for.

Can you help me access government grants like the Boiler Upgrade Scheme?

Yes, as an MCS installer we can confirm your eligibility, apply for the BUS grant (worth up to £7,500) on your behalf and deduct it directly from your quote.

How much disruption should I expect during installation, and how long does it take?

A typical air‑source heat pump installation takes around 2–5 days, and we’ll agree locations for the indoor and outdoor units, manage any planning considerations and keep you informed each day.

Will I need to replace my radiators or upgrade anything else in my home?

After the heat‑loss survey, we’ll advise if any radiators, pipework, electrics or hot‑water cylinder need upgrading so the system can run efficiently at lower flow temperatures.

How noisy is the outdoor unit and where will it be installed?

Modern heat pumps are designed to be quiet and must meet UK noise regulations; we’ll position the unit to minimise any impact on you and your neighbours and comply with local planning rules.

What warranties, servicing and aftercare do you provide?

You’ll get manufacturer warranties on the heat pump plus our workmanship guarantee, and we offer ongoing servicing and support to keep your system performing at its best.

What running costs and savings can I realistically expect compared to my current boiler?

We’ll estimate your likely annual running costs and potential savings based on your current fuel type, insulation level and tariffs, using real‑world performance data rather than lab figures.

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