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Trusted Plumbing and Heating Services in Dartford
Gaff Plumbing & Heating is a family-run business established to deliver exceptional plumbing, heating, and gas services across Crayford, Dartford, and surrounding areas. Our team comprises fully insured, Gas Safe and City and Guilds qualified engineers committed to providing reliable, first-rate solutions tailored to residential and commercial needs. With expertise in boiler installations, leak detection, and smart heating systems, we prioritise energy efficiency and compliance with Part L building regulations.

Our 12-month labour guarantee and competitive pricing reflect our dedication to customer satisfaction. We specialise in landlord gas safety certificates, boiler repairs, and system conversions, ensuring transparent advice and practical solutions for every client.
Services
Boilers Gas Services Heating Services Plumbing Services Leak Detection
Highlights and features
  • We are a family-run business with Gas Safe and City and Guilds qualified engineers.
  • Our services include boiler installations, repairs, and energy-efficient solutions.
  • We offer competitive pricing with a 12-month labour guarantee.
  • We specialise in landlord gas safety certificates and smart heating systems.
  • Our engineers comply with Part L building regulations for energy efficiency.
Associations and certifications
  • Gas Safe
  • City and Guilds
Services
Boiler Installation
We specialise in installing all boiler types, including combi, system, and heat-only models. Our engineers ensure compliance with Part L building regulations, fitting scale-reducing devices and magnetic filters for system longevity. Competitive pricing starts at 2,500, with a 10-year warranty on Vaillant EcoFit Pure models.
Gas Safety Certificates
We provide annual CP12 gas safety certificates for landlords, ensuring legal compliance and tenant safety. Our Gas Safe engineers inspect appliances, issue documentation, and address any issues promptly. This service is essential for rental property compliance and peace of mind.
Heating Repairs
Our team diagnoses and repairs boiler faults, heating controls, and leaks efficiently. We service all major brands and handle vented/unvented systems. Emergency callouts ensure rapid resolution of heating failures, minimising disruption to your home or business.
Plumbing Services
From tap replacements to full bathroom installations, we handle residential and commercial plumbing needs. Our services include drain clearing, leak detection, and outdoor tap installations. Local plumbers ensure quick response times and reliable solutions for all plumbing emergencies.
Smart Heating Systems
We install and repair smart heating systems like Hive, Tado, and Drayton. Our engineers optimise wireless controls for energy efficiency and convenience. Upgrades include thermostat retrofits and system integrations, ensuring modern, user-friendly heating management for your property.
Questions
What areas do you cover?
We serve Crayford, Dartford, and surrounding areas in Kent, providing plumbing, heating, and gas services to residential and commercial clients.
Are your engineers Gas Safe registered?
Yes, all our engineers are Gas Safe and City and Guilds qualified, ensuring compliance with safety and industry standards for gas and heating work.
Do you offer emergency services?
Yes, we provide emergency callouts for gas leaks, boiler failures, and heating emergencies, ensuring rapid response and resolution.
What guarantees do you offer?
All boiler installations include a 12-month labour guarantee, with manufacturer warranties up to 10 years on selected models like Vaillant EcoFit Pure.
Can you help with landlord gas safety certificates?
Yes, we issue annual CP12 certificates, inspecting gas appliances to meet legal requirements and ensure tenant safety.
Do you install smart heating systems?
Yes, we install and repair smart systems like Hive, Tado, and Drayton, optimising energy efficiency and control for modern properties.