20+ Years Experience

Up to 12 Year Warranties

Gas Safe Registered

20+ Years Experience

New Boiler Installation in Gwynedd

Reliable gas and oil boilers supplied, installed and replaced across Porthmadog, Pwllheli, Harlech and the Llyn Peninsula.

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Our Brands & Accreditations

Boiler Supply & Installation

Whether your existing boiler is on its way out, your heating bills are creeping up, or you're moving from oil to gas, Lloyds Plumbing & Heating supplies and installs reliable boilers across Gwynedd.

Based in Porthmadog, we work with homeowners and businesses across the Llyn Peninsula, fitting boilers that are built for efficiency, reliability and long-term performance.

From new combi installs to full system upgrades, every installation is completed by a Gas Safe registered engineer and backed by manufacturer warranties of up to 12 years.

Types of Boilers We Install

We supply and install a wide range of boilers to suit different properties, fuel types and household demands.

Combi boilers
System boilers
Conventional (regular) boilers
Gas boilers
Oil boilers
LPG boilers
High-efficiency A-rated boilers

Boiler Installation, Servicing & Repairs

Unlike many installers, we don't just fit new boilers — we also provide ongoing servicing, repairs and emergency call-outs.

This means you have one trusted local company to handle everything from your initial installation right through to annual servicing and any future repairs.

As a Navien Accredited Installer, we can also offer enhanced manufacturer warranties of up to 12 years on gas boilers and 10 years on oil boilers, giving you long-term peace of mind on every installation.