How much does a landlord gas safety certificate cost?

Let’s Fix Group Ltd, led by David Prince, keeps landlords compliant with clear pricing and its own Gas Safe engineers. Call or message the team to book an appliance check at a time that suits your tenants.

Landlords ask what a gas safety certificate costs and get vague answers. Here is what the figure is actually built from.

David Prince leads a team of the firm’s own Gas Safe engineers, never subcontractors, across Greater London and the South East, with over 20 years of experience behind the work. Whether you need a landlord gas safety certificate or landlord gas certificate services Croydon, we cover the whole area.

Tell us the appliance count and we will price your certificate before an engineer sets off.

How much does a landlord gas safety certificate cost?

The cost of a landlord gas safety certificate depends mainly on how many gas appliances are in the property, where the property sits and whether the check is booked alongside a boiler service. One appliance is the cheapest scenario, and each extra appliance adds a modest amount to the total price.

That is the short version. Below is what actually moves the number up or down, so you can budget properly before you pick up the phone.

What the price of a landlord gas safety certificate is built from

Three things shape the figure. First, the appliance count. A flat with a combi boiler and nothing else is a quick, straightforward visit. Add a gas hob, a gas fire and a separate water heater and the engineer has four separate appliances to test, each with its own combustion, ventilation and flue checks to record on the certificate.

Second, access. If the boiler is boxed in behind a fitted cupboard, or the gas meter is in a locked communal cupboard nobody can open on the day, the visit takes longer or has to be repeated. Sorting access before the appointment keeps the cost where it should be.

Third, bundling. Booking the CP12 at the same time as an annual boiler service is almost always cheaper than two separate visits, because the engineer is already at the property with the flue and combustion readings in hand.

Whether you need a landlord gas safety certificate or a landlord gas safety certificate in High Wycombe, we cover the whole area, and pricing is quoted clearly up front with no call-out surprises added afterwards.

Why quotes differ between properties and portfolios

Two landlords can be quoted differently for what looks like the same job. A two-bed terrace with one appliance is not the same job as a converted house in multiple occupation with three kitchens and a shared boiler room. Portfolio work behaves differently again: several properties on the same street or estate can usually be scheduled together, which cuts travel time and keeps the per-property figure down.

Older systems also matter. A twenty-year-old back boiler with a decorative fire needs more careful testing than a recent wall-hung condensing unit, and if the engineer finds a fault, the certificate cannot simply be issued. That is not an add-on being sold to you, it is what the check exists to catch.

Whether you need a landlord gas safety certificate or a landlord gas safety certificate in Luton, we cover the whole area, and every quote reflects the property in front of us rather than an average.

What the check includes and what happens if something fails

A landlord gas certificate is a documented inspection, not a glance at the boiler. The engineer checks each appliance is burning correctly, tests gas tightness on the pipework, confirms ventilation is adequate, inspects flues for spillage and correct termination, and checks safety devices operate. The record is then issued to you, with a copy for the tenant. Gas Safe Register is the official list of engineers legally allowed to carry out that work, and only a registered engineer can issue the document.

If an appliance fails, it is classified and either turned off with your permission or reported, and you get a plain explanation of what is wrong. Because our landlord gas safety certificate work is carried out by our own engineers rather than subcontracted out, the repair conversation happens on the spot instead of turning into a chain of phone calls. Around nine in ten repairs are completed the same day, so a failed appliance rarely stalls a tenancy for long.

Installation sits with the same team too. If the verdict is that a tired boiler or an unsafe gas fire has reached the end of its life, replacement is quoted and fitted by the same engineers who condemned it, with a ten-year guarantee on installations.

How to keep the cost down and stay on the right side of the deadline

The certificate lasts twelve months, and the cheapest version of this job is the one that is booked early rather than the one booked in a panic the week a tenancy starts. Leaving it late narrows the appointment window and often means paying for an emergency slot that a bit of planning would have avoided.

• Book the annual check and the boiler service as one visit rather than two.
• Give the engineer confirmed access to the meter, the boiler and every gas appliance.
• Tell us the appliance count when you book so the quote is right first time.
• Group multiple properties into one visit window where the addresses are close together.
• Keep the previous certificate to hand so any known issues are picked up straight away.

David Prince heads a team of expert Gas Safe engineers working across Greater London and the South East, with over 20 years of experience behind the way the work is done. If you are hunting for a landlord gas safety check close to home, there are engineers based near you across the region, so an appointment rarely means waiting weeks. Every engineer is Gas Safe registered, fully insured, and leaves the property as they found it, which matters when a tenant is living there.