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17 Years
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Emergency
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Trusted Plumbing & Heating Services in Harlow
Established in 2009, Everflow Heating & Plumbing has built a reputation for delivering high-quality plumbing, heating, and gas services across Essex and Hertfordshire. Our team of Gas Safe registered engineers brings over two decades of combined industry experience, ensuring technical expertise and compliance with safety standards. We specialise in boiler installations, emergency repairs, gas safety inspections, and power flushing, serving both domestic and commercial clients. Accredited by leading industry bodies including Vaillant, Baxi, and Ideal, we combine manufacturer-approved knowledge with competitive pricing. Our commitment to transparency is demonstrated through free, no-obligation quotes and comprehensive service documentation.

With a 5-star rating from verified customers, we prioritise rapid response times, often arriving within an hour of emergency calls. Our engineers wear branded uniforms and operate from sign-written vehicles, maintaining professional visibility throughout service delivery. Customer communication remains central to our operations, with project updates provided from initial contact through completion. Holding full public liability insurance and industry-specific qualifications like Unvented G3 certification, we guarantee both technical proficiency and client safety.
Services
Boiler installations Gas safety inspections Emergency repairs Power flushing Commercial plumbing Bathroom installations Landlord certifications Drainage services Heating system upgrades Leak detection
Details
  • Year established: 2009
Highlights and features
  • We have over 20 years of combined industry experience
  • Our engineers are Gas Safe registered and Unvented G3 qualified
  • We provide 24/7 emergency callout service
  • We offer free, no-obligation quotes upon request
  • Our team holds full public liability insurance
Associations and certifications
  • Gas Safe registered
  • BPEC certified
  • City & Guilds NVQ Level 2 & 3 plumbing
  • WaterSafe accredited
  • Kamco power flushing trained
  • Vaillant accredited installers
  • Ideal accredited installers
  • Baxi accredited installers
  • Checkatrade registered
What people say
Highly recommended Excellent service Reliable and efficient Professional approach Competitive pricing
Services
Boiler installations
As Vaillant, Baxi, and Ideal accredited installers, we provide energy-efficient boiler replacements with extended manufacturer warranties. Our installations include advanced heating controls and system magnetic filters for optimal performance. All work complies with current building regulations and Gas Safe standards, ensuring long-term reliability and energy efficiency for both residential and commercial properties.
Gas safety inspections
We conduct comprehensive Gas Safety Record inspections for landlords and homeowners, including appliance checks, tightness testing, and ventilation assessments. Our Gas Safe engineers provide digital certification and annual reminders. Services meet legal requirements for rental properties while ensuring domestic safety compliance through detailed flue and combustion analysis.
Emergency repairs
Available 24/7 with rapid response times, our emergency service addresses boiler failures, burst pipes, and gas leaks. Engineers carry extensive diagnostic equipment and replacement parts for immediate solutions. We prioritise urgent heating and hot water restoration, with most callouts resolved within four hours of initial contact across our service area.
Power flushing
Using Kamco-certified techniques, we remove sludge and scale from central heating systems through high-pressure chemical flushing. This process extends boiler lifespan and improves efficiency by eliminating debris from radiators and pipework. Thermal imaging diagnostics identify system blockages before treatment, with visible results confirmed through post-service water clarity tests.
Commercial plumbing
We deliver tailored plumbing solutions for commercial properties including bathroom installations, drainage systems, and boiler maintenance contracts. Our engineers handle projects from small repairs to complete system refits, with minimal business disruption guaranteed. Services include quarterly urinal servicing and accessible bathroom design compliance for commercial clients.
Questions
Are your engineers Gas Safe registered?
Yes, all our heating engineers hold current Gas Safe registration with ACS certification for domestic and commercial gas work.
Do you offer emergency services outside regular hours?
We provide 24/7 emergency callouts for boiler breakdowns, gas leaks, and urgent plumbing issues across our service area.
What boiler brands do you work with?
We are accredited installers for Vaillant, Baxi, and Ideal boilers, with extended manufacturer warranties available on new installations.
Can you help with landlord gas safety certificates?
Yes, we conduct full Gas Safety Record inspections for rental properties, providing digital documentation and annual reminders.
Do you offer free quotes for plumbing work?
We provide free, no-obligation quotes for all plumbing and heating services upon request.
What areas do you cover for commercial plumbing?
We serve businesses within a 30-mile radius of Harlow, including Bishops Stortford and surrounding commercial areas.