Initial Booking and Pre-check
Tell us the property type and appliances, agree a timed visit, and we confirm Gas Safe or OFTEC requirements so the inspection is tailored to the installation.
Accreditations
& heating brands





TJ&H · St Asaph & North Wales
Gas safety checks and landlord certificates carried out to industry standards. Certified Gas Safe and OFTEC inspections with same-day documentation and clear, recorded advice.
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Our three-step process means every Gas Safety & Inspections is methodical, transparent and fully recorded. We start with a visual and operational inspection of appliances and pipework, proceed to operational, pressure or combustion tests where required, then issue a Gas Safe or OFTEC certificate with a written report. Certificates are provided on the day and retained for landlord records.
Tell us the property type and appliances, agree a timed visit, and we confirm Gas Safe or OFTEC requirements so the inspection is tailored to the installation.
We perform visual checks, test controls, check flues and carry out gas tightness or combustion tests as required by industry guidance.
We issue a dated Gas Safe or OFTEC certificate with an itemised report, highlight any urgent defects and advise on remedial work and timelines.
Gas Safe and OFTEC certificates supplied on the day, with written reports you can store for HMO or landlord audits.
Same-day and emergency call-outs reduce tenant disruption, plus WhatsApp enquiries for photos and quick triage.
18 years' experience, Gas Safe and OFTEC accredited engineers, and a 12 month workmanship guarantee on inspection-related repairs.
TJ&H Plumbing & Heating carries out gas safety checks to current industry standards across St Asaph and surrounding towns. Our inspections cover fixed gas appliances, boilers, meters, pipework, flues and ventilation. Where oil work is present we complete OFTEC checks to the same thorough standard. Every inspection is recorded and supplied with a dated certificate suitable for landlord compliance.
We keep communication simple. Certificates and an itemised report are issued on the day and we can send copies by email or WhatsApp. For urgent faults we offer same-day call-outs and can arrange qualified repairs. All work is Gas Safe and OFTEC accredited and backed by an 18 year track record.
Landlords must have an annual gas safety check for each rented property where gas appliances are installed. We perform the full inspection, issue a Gas Safe certificate and keep records suitable for tenancy changeovers and audits.
Inspections include visual checks of appliances and pipework, flue and ventilation checks, and functional tests. Where necessary we carry out tightness or combustion testing and advise on any remedial actions required to make the installation safe.
Yes. We supply a dated Gas Safe or OFTEC certificate and an itemised report on the day of the inspection. You will receive a printed copy on request and a digital copy via email or WhatsApp for landlord records.
If a dangerous defect is identified we will make the appliance safe immediately, tag the appliance if required and provide written recommendations. We can arrange repair work under the same visit or book a follow-up visit with parts and full repair details.
Yes. Our engineers hold Gas Safe accreditation for gas appliances and OFTEC accreditation for oil-fired systems. We inspect both types to the relevant standards and issue the correct certified documentation.
Based in St Asaph, we cover surrounding North Wales towns. Check the areas we serve or contact us with your postcode.
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Tell us what you need and where you are. We’ll confirm the next available visit.