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22 Years
experience
Emergency
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Your Trusted Plumbing & Heating Experts in Sheffield
Established in 2004, 1st Call Gas has built a reputation as a trusted provider of gas, plumbing, and central heating services in Sheffield. Our team of Gas Safe registered engineers combines over 40 years of collective experience with industry accreditations to deliver reliable solutions tailored to domestic and commercial needs. We prioritise customer satisfaction through competitive pricing, transparent communication, and comprehensive services ranging from boiler installations to emergency repairs.

Our commitment to quality is evidenced by our Which? Trusted Trader recognition and partnerships with leading brands like Vaillant and Glowworm. With flexible maintenance plans starting at 9 per month, we ensure long-term system efficiency and client peace of mind.
Services
Boilers Central Heating Power Flushing Underfloor Heating Maintenance Plans
Details
  • Year established: 2004
Highlights and features
  • Over 40 years combined experience in gas and plumbing services
  • Gas Safe registered engineers for guaranteed safety and compliance
  • Competitive pricing with transparent cost structures
  • 10-15 year warranties on boiler installations
  • Award-winning customer service (Which? Trusted Trader 2025)
Associations and certifications
  • Gas Safe Register
  • Which? Trusted Trader
  • NAPIT
  • MCS (Microgeneration Certification Scheme)
  • TrustMark
What people say
Fast emergency response Competitive pricing Expert engineers 10-year warranties Which? award winner
Services
Boiler Installations
We specialise in installing high-efficiency combi-boilers from leading brands like Vaillant and Glowworm. Our installations include magnetic filters and wireless thermostats, with warranties up to 15 years. All work complies with Gas Safe standards, ensuring safety and long-term performance while reducing energy bills and carbon footprints.
Power Flushing
Our power flushing service removes sludge and debris from central heating systems using high-velocity water flow. This restores efficiency, prevents breakdowns, and extends system lifespan. We offer tiered pricing for properties with 7-14 radiators, completed in a single visit by certified engineers.
Maintenance Plans
Monthly maintenance plans starting at 9 include annual boiler servicing, priority emergency repairs, and no call-out fees. Plans spread costs over 12 months and cover breakdowns, with optional coverage for properties in Sheffield's S postcode areas. Terms apply for boilers under 10 years old.
Underfloor Heating
We design and install wet underfloor heating systems as energy-efficient alternatives to radiators. Our solutions integrate with existing boilers, providing even heat distribution across residential and commercial spaces. Systems include pipework, manifolds, and controls tailored to property size and insulation levels.
Gas Safety Checks
Annual gas safety inspections ensure compliance for landlords and homeowners. Our engineers test gas appliances, identify leaks, and issue Landlords Gas Safety Records. We also provide cooker installations and fire service certifications, adhering to strict Gas Safe protocols.
Questions
Are your engineers Gas Safe registered?
Yes, all our gas engineers hold current Gas Safe registrations for safety compliance and legal boiler work.
Do you offer boiler service plans?
We provide monthly maintenance plans starting at £9, including annual servicing and breakdown cover.
Can you install renewable heating systems?
We offer solar PV, battery storage, and heat pump installations with MCS certification.
What areas do you cover?
We primarily serve Sheffield and surrounding South Yorkshire areas within S postcodes.
Is financing available for installations?
Yes, we offer credit options through Secure Trust Bank for qualifying renewable and heating projects.
Do you handle commercial heating projects?
Our team installs and services commercial boilers and heating systems for offices and warehouses.