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Emergency Plumbing & Heating Services in Dartford
K J Heating has been serving Dartford and surrounding areas for over two decades, establishing itself as a trusted provider of plumbing and heating solutions. Our team of Gas Safe registered engineers specialises in boiler installations, emergency repairs, and central heating system maintenance, combining technical expertise with a commitment to customer satisfaction. We prioritise reliability and transparency, offering 24/7 emergency services and free call-outs while maintaining competitive pricing through our streamlined operations. Our engineers' extensive experience with major boiler brands ensures tailored solutions for residential and commercial clients. With a focus on safety and efficiency, we provide gas safety certifications, powerflushing services, and bathroom installations, backed by a 100% satisfaction guarantee.

Our reputation for neat workmanship and honest advice has been built through years of word-of-mouth recommendations and glowing client testimonials. We serve areas including Bexleyheath, Gravesend, and Swanley, offering landlords comprehensive safety compliance services. Our small business structure allows us to deliver personalised service while maintaining industry-leading standards through regular equipment calibration and Gas Safe compliance. We pride ourselves on resolving complex heating issues efficiently, from minor repairs to full system installations, ensuring client properties remain warm and safe year-round.
Services
Plumbing Repairs Boiler Installation Central Heating Gas Safety Certificates Bathroom Fitting Powerflushing Landlord Safety Checks Emergency Repairs Boiler Servicing Heating Maintenance
Highlights and features
  • We have over 20 years of experience in heating and plumbing services
  • Our engineers provide 24/7 emergency call-out availability
  • All work completed by Gas Safe registered professionals
  • We offer free call-outs with no additional emergency charges
  • We guarantee to beat any genuine quotation for comparable work
Associations and certifications
  • Gas Safe Register
What people say
Very neat and tidy Highly recommend Professional service Competitive pricing 24/7 availability
Services
Plumbing Repairs
Our Gas Safe registered engineers provide rapid response for all plumbing emergencies, from burst pipes to leaking fixtures. With 24/7 availability and free call-outs, we resolve issues efficiently using modern diagnostic tools. Clients benefit from transparent pricing and guaranteed workmanship.
Boiler Installation
We recommend and install energy-efficient boilers tailored to property requirements, working with leading brands like Worcester Bosch and Vaillant. Our competitive pricing includes full guarantees, with options to suit various budgets while ensuring compliance with current safety standards.
Central Heating Flushing
Using advanced techniques, we remove sludge and debris from heating systems to improve efficiency. This service restores system performance, reduces breakdown risks, and extends equipment lifespan through thorough cleaning of radiators and pipework.
Emergency Call Outs
Available 365 days a year, our emergency service addresses urgent heating failures with rapid response times. Engineers carry essential parts for common repairs, minimising return visits while maintaining safety and operational standards during critical situations.
Landlord Safety Checks
We provide annual CP12 gas safety certificates through trusted Gas Safe engineers. Our service includes tenant coordination, key collection, and certificate delivery, ensuring landlords meet legal requirements while maintaining property safety compliance.
People
Ken
Lead Engineer
Ken is a time-served plumbing and heating engineer with over 20 years' experience in Dartford. Known for his professionalism and technical expertise, he specialises in boiler installations and emergency repairs, earning consistent client praise for neat workmanship and reliable advice.
Steve
Operations Manager
Steve manages daily operations and client communications, ensuring service standards are maintained. With extensive industry knowledge, he coordinates emergency responses and provides technical oversight, combining practical experience with customer service excellence to deliver efficient solutions.
Questions
Do you offer 24/7 emergency plumbing services?
Yes, our engineers are available 24 hours a day, 365 days a year for urgent plumbing and heating emergencies across Dartford and surrounding areas.
Are your engineers Gas Safe registered?
All gas work is completed by Gas Safe registered engineers through our trusted partner company, with ID verification available upon request for your safety.
Can you provide boiler installation quotes?
We offer free, no-obligation quotes for boiler installations, with competitive pricing guaranteed to beat any genuine alternative while maintaining quality standards.
Which areas do you cover?
We serve Dartford and surrounding Kent areas including Bexleyheath, Gravesend, Swanley, and Crayford, with emergency call-outs available across our service region.
Do you handle landlord gas safety certificates?
Yes, we arrange annual CP12 gas safety checks for landlords, including tenant coordination and certificate delivery, completed by certified Gas Safe engineers.
What boiler brands do you work with?
Our engineers have expertise with major boiler brands including Worcester Bosch, Vaillant, Baxi, and Ideal, ensuring appropriate recommendations for your property's needs.
Reviews (5)
Alan Newbury
Mar 19, 2021 Report
Steve was efficient reliable and friendly. It was only a small job, but he got it done nice and quickly and I can use my washing machine again. I would definitely recommend him to others.
Jamie Wilkinson
Nov 25, 2019 Report
Helpful and friendly staff...I had many small fixes needed... with leaking pipes, taps, a growling boiler and some radiators not heating up much... I got everything fixed for a very reasonable price with KJ, good advice and cant believe how quiet my boiler is now.... thanks lads.
Ian Watsham
Oct 18, 2019 Report
Excellent service, came out same day for an emergency even though they were busy. Would really recommend.
Jerry Wilkins
Oct 06, 2019 Report
I always use KJ for my annual service, have done for 15 years. Always good prices for parts and labour, always helpful and knowledgeable. They have powerflushed for me, swapped boiler parts and installed radiators over the years. I am happy with the experience every time and recommend this heating company quite regularly. Thanks lads, keep up the good work.
Rian Dodds
Aug 03, 2019 Report
New Radiators are the business! Thank you to KJ for your advice and budget option. I am seriously toasty now, with my radiator swaps and the new radiator installations. Superb company, I highly recommend.