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Gas Safe Registered • Trusted Across Hertfordshire

Is Your Boiler Quietly Putting Your Family At Risk?

Most homeowners and landlords in Hertfordshire don't realise that an unsafe gas appliance can leak carbon monoxide, invalidate insurance and break the law. A professional CP12 gas safety inspection gives you certainty, compliance and peace of mind.

Gas Safe Registered
Fully Insured Engineers
CP12 Within 24 Hours
Professional gas safety inspection by Plumcert
★★★★★
5/5 from Google Reviews
Gas Safe
Registered Engineers
UCG
Part of Utilities Combined Group
24hr Certificate turnaround

The Hidden Cost of an Unchecked Gas System

You probably don't think about your boiler or gas pipework until something goes wrong. But faulty gas appliances and ageing plumbing can cause serious harm — and serious bills — long before any visible damage appears.

Carbon Monoxide Poisoning

A poorly serviced or badly flued boiler can release odourless, deadly carbon monoxide into your home. An annual gas safety inspection catches the warning signs before anyone is harmed.

Invalid Home Insurance

Most home insurance policies require gas appliances to be serviced and certified. Without an up-to-date CP12 or boiler service record, your insurer may refuse to cover fire, flood or escape-of-gas claims.

Voided Boiler Warranty

Manufacturers like Worcester Bosch, Vaillant and Ideal require an annual service by a Gas Safe engineer to keep your warranty valid. Skip a year and a major boiler repair could fall on you.

Unexpected Repair Bills

Hidden leaks, hairline cracks in heat exchangers and corroded pipework can sit undetected for months. A routine inspection catches them early — before you are paying for a new boiler or flooded floor.

Landlord Compliance Fines

Under the Gas Safety (Installation and Use) Regulations 1998, landlords must hold a valid CP12 for every tenanted property. Non-compliance can lead to unlimited fines, prosecution and even imprisonment.

Property Sale Delays

Solicitors and buyers increasingly request a recent gas safety record before exchanging contracts. Without one, your sale could be delayed by weeks or fall through entirely.

Don't let an unchecked boiler catch you off guard.

Book Your Gas Safety Check Today

Signs Your Boiler or Gas System Should Be Checked

Not sure whether your gas appliances need inspecting? If any of the following apply to your property, it is time to book a CP12 inspection.

  • !
    Your boiler is more than 12 months without a service

    Annual servicing is required to keep manufacturer warranties and insurance valid.

  • !
    Yellow or orange flame instead of crisp blue

    A lazy yellow flame can indicate incomplete combustion and a serious carbon monoxide risk.

  • !
    Black sooty marks on or around appliances

    Soot stains around a boiler, fire or hob mean exhaust gases are not venting safely.

  • !
    You are letting a property to tenants

    A valid CP12 Landlord Gas Safety Record is a legal requirement renewed every 12 months.

  • !
    Headaches, dizziness or nausea when heating is on

    Carbon monoxide symptoms ease when you leave the house. Get the gas system checked immediately.

  • !
    Damp patches, drips or low water pressure

    Visible leaks, wet pipework or sudden pressure drops point to plumbing faults that need fixing.

Get Your Gas System Checked
Close-up of a gas boiler being inspected

How Your Gas Safety Check Works

From booking to receiving your CP12 certificate, the entire process is straightforward and hassle-free.

1

Book Online or Call

Choose a date and time that suits you. Book through our online form, call us directly or message us on WhatsApp.

2

We Inspect Your Gas Appliances

Our Gas Safe registered engineer visits your property and tests every gas appliance, flue, pipework and ventilation route to current safety standards.

3

Receive Your CP12 Certificate

Within 24 hours, you receive a detailed CP12 record outlining every appliance tested, any defects found and the actions required.

4

Stay Safe and Compliant

Use your certificate for landlord compliance, insurance, property sales or simply knowing your home is gas safe.

Who We Work With

Whether you own your home, let a property or are buying one, we have the right gas safety service for you.

Homeowners

Keep your family safe and your boiler warranty valid with an annual gas safety inspection and service. Recommended once a year for every gas-heated home.

  • Boiler service & safety check
  • Carbon monoxide alarm test
  • Detailed findings & recommendations
Book Homeowner Inspection

Home Buyers

Know exactly what you are buying. A pre-purchase gas safety check reveals the true condition of the boiler, pipework and flues before you commit to a property.

  • Pre-purchase gas inspection
  • Negotiation leverage for repairs
  • Peace of mind before exchange
Book Buyer Inspection

Estate Agents

Partner with us to keep every property in your portfolio gas safe and compliant. We help your clients get the certificates they need without delays.

  • Priority booking for your clients
  • Fast turnaround on certificates
  • Dedicated account manager
Learn About Partnerships

What Our Customers Say

★★★★★

Rated 5/5 from verified Google Reviews of our parent group, Utilities Combined

★★★★★

"Booked online and had an engineer round the same week. Very thorough boiler service, explained everything clearly and the CP12 arrived the next day. Spotted a small flue issue I had no idea about."

JM
James M. Homeowner, St Albans
★★★★★

"I manage 14 rental properties and these guys handle all my CP12s. Always reliable, always on time. The multi-property pricing is fair and the certificates land in my inbox the next day."

SK
Sarah K. Landlord, Watford
★★★★★

"We were about to exchange on our house and the solicitor asked for a recent gas safety record. These guys got it sorted within 48 hours and the report was very detailed. Highly recommend."

DP
David P. Home Buyer, Hertford
★★★★☆

"Used them for a full plumbing and gas check before putting my house on the market. Smart move. The buyer accepted the report without question and it probably saved weeks in the process."

LT
Linda T. Homeowner, Stevenage

Speed Up Your Property Sales

Partner with us to ensure every property in your portfolio has the gas safety documentation it needs. We offer estate agents priority booking, fast certificate turnaround and a dedicated point of contact.

  • Avoid delays caused by missing CP12 certificates
  • Priority booking and 24-hour certificate delivery
  • Dedicated account manager for your agency
  • Competitive rates for referral volume
Become a Partner Agency
48hr Average turnaround for estate agent referrals

Trusted Boiler & Plumbing Brands We Service

We are trained on, and recommend, products from leading UK gas and plumbing manufacturers.

Worcester Bosch

Combi & System Boilers

Vaillant

High-Efficiency Boilers

Baxi

Heat-Only Boilers

Ideal

Logic & Vogue Boilers

Honeywell

Heating Controls

Aico

CO & Smoke Alarms

Book Your Gas Safety Check

Book your inspection in under 60 seconds. No payment required — we will confirm your appointment by WhatsApp or phone.

No obligation quote
Gas Safe registered engineers
CP12 within 24 hours

Book Your Gas Safety Check

Please note: During the inspection, your gas supply may be turned off briefly while each appliance is tested.

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