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23 Years
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Emergency
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Expert Plumbing and Heating Services in London
Staunch & Flow is a trusted London-based plumbing and heating specialist with over two decades of combined experience. Established in 2003, our team of Gas Safe-registered engineers and certified professionals delivers reliable solutions for residential and commercial properties. We specialise in boiler installations, bathroom renovations, power flushing, and emergency repairs, prioritising transparency, affordability, and customer satisfaction. Our accreditations include Which? Trusted Trader, Checkatrade, HETAS, and SafeContractor, reflecting our commitment to quality and safety.

We serve areas across London, offering 24/7 emergency response and free estimates for larger projects. Our focus on clear communication, detailed explanations, and post-service support ensures clients feel informed and confident in our work. With a 4.9-star rating on Which?, we pride ourselves on resolving complex issues efficiently, from AGA servicing to gas safety certifications, while maintaining a clean, respectful approach to every job.
Services
Boiler Replacement Bathroom Installations Power Flush Gas Safety Certificates Emergency Repairs Building Services Cylinder Replacement Electrical Services Plumbing Surveys Landlord Services
Details
  • Year established: 2003
Highlights and features
  • We offer 24/7 emergency plumbing services with no call-out charges.
  • Our engineers are Gas Safe and HETAS-certified for safety and compliance.
  • Transparent pricing with free estimates for larger projects.
  • Over 100 years of combined experience in boiler and plumbing repairs.
  • 4.9-star rating on Which? from satisfied residential and commercial clients.
Associations and certifications
  • Gas Safe Register
  • HETAS
  • Which? Trusted Trader
  • Checkatrade
  • SafeContractor
  • CHAS
  • MCS
  • TrustMark
  • Guild of Master Craftsmen
What people say
Excellent plumber in West London Considerate and clean work Highly recommend Tom's service Prompt emergency response Fair and accurate quotes
Services
Boiler Replacement
Staunch & Flow offers expert boiler replacement services across London, specialising in Vaillant and Worcester Bosch models. Our Gas Safe-certified engineers ensure safe, efficient installations with a 12-month labour guarantee. We assess each property individually to recommend the most suitable boiler type, providing transparent quotes and handling both domestic and commercial projects. Our team prioritises minimal disruption while delivering long-term energy savings.
Bathroom Installations
We provide full bathroom installation services, from design consultation to fitting. Our architectural technologists and plumbers handle all aspects, including tiling, plumbing constraints, and sanitaryware selection. With free initial consultations and competitive pricing, we deliver bespoke solutions tailored to client preferences, ensuring compliance with building regulations and a 1-year labour warranty.
Emergency Repairs
Available 24/7 for urgent plumbing issues, our certified engineers respond swiftly to boiler breakdowns, leaks, and heating failures. No call-out charges apply, and we provide clear cost breakdowns before starting work. With over 100 years of combined experience, we resolve emergencies efficiently while explaining the repair process to prevent future issues.
Gas Safety Certificates
Staunch & Flow provides Landlord Gas Safety Certificates starting at 100+VAT. Our Gas Safe engineers inspect all gas appliances, issue compliant documentation, and offer keyholding services for tenant access. We ensure adherence to RIDDOR regulations and provide remedial work for non-compliant systems, supporting landlords in meeting legal obligations.
Power Flush
Our power flushing service removes sludge and debris from central heating systems using advanced chemicals and magnetic filtration. This restores efficiency, reduces breakdown risks, and extends system lifespan. Engineers complete the process with inhibitor addition to prevent future corrosion, ensuring optimal performance for London properties.
Questions
Do I need a power flush for my heating system?
Power flushing is recommended if your system has sludge buildup, cold spots in radiators, or noisy boiler operation. Our engineers use chemicals and magnetic filtration to clean pipes thoroughly.
How much does a boiler service cost?
Basic boiler services start at a fixed price, with annual maintenance plans available. Emergency repairs are charged at competitive hourly rates, with no call-out fees.
Can you service AGA and Rayburn cookers?
Yes, we are AGA and Rayburn-registered engineers. Servicing starts at £200+VAT for AGA and £300+VAT for Rayburn models, including thermocouple replacement.
Are your plumbers certified?
All engineers are Gas Safe-registered, HETAS-certified, and SafeContractor approved, with over 100 years of combined industry experience.
Do you offer emergency services?
Yes, we provide 24/7 emergency plumbing and heating repairs across London with no additional call-out charges.