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48 Years
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Emergency
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Professional Heating Solutions in Sheffield
Failsafe Heating has been providing expert heating solutions to homeowners and landlords in Sheffield since 1978. Our Gas Safe Registered engineers specialise in installation, repair, and maintenance of central heating systems, boilers, underfloor heating, and warm air units. With over four decades of experience, we combine technical expertise with a commitment to customer satisfaction, using only high-quality products and advanced techniques. As a family-run business, we maintain a personal approach while delivering professional standards, including 12-month guarantees on all work.

Our team stays at the forefront of industry advancements through partnerships like Glow Worm Advanced Installer status and adoption of technologies such as Adey Magnaclean filtration systems. We prioritise safety, energy efficiency, and reliability, offering services ranging from emergency boiler repairs to comprehensive system upgrades. Our local knowledge ensures tailored solutions for Sheffield properties, supported by transparent communication and competitive pricing.
Services
Boiler repairs Underfloor heating Power flushing Gas safety checks Warm air units Central heating installation Landlord inspections Gas leak repairs Boiler servicing Renewable energy systems
Details
  • Year established: 1978
Highlights and features
  • 40+ years of local heating expertise in Sheffield
  • Fully Gas Safe Registered engineers
  • Free system surveys and competitive pricing
  • 12-month guarantee on all installations
  • Advanced power flushing technology for system efficiency
Associations and certifications
  • Gas Safe Register
  • Glow Worm Advanced Installer
Services
Boiler Breakdown Repairs
Our Gas Safe engineers provide rapid response for boiler emergencies. We diagnose faults within the first hour, with no charge if repairs fail. Parts are ordered without additional collection fees. Most issues resolved during initial visits through expert troubleshooting over the phone.
Underfloor Heating
Modern warm water underfloor systems offer room-by-room temperature control. Installation eliminates radiators while improving energy efficiency. Compatible with renewable energy sources like solar power, providing even heat distribution and lower fuel bills for residential properties.
Power Flush
High-pressure flushing removes sludge and debris from central heating systems. Using ProFlush equipment with magnetic filters, we restore circulation efficiency. Recommended during boiler upgrades or when radiators develop cold spots. Completes in 68 hours with minimal water waste.
Gas Safety Inspections
Annual safety checks ensure compliance with HSE regulations. Engineers use combustion analysers to detect carbon monoxide leaks. Required for rental properties, covering appliances like boilers, fires, and water heaters. Includes detailed documentation for tenant safety records.
Warm Air Units
Modern warm air systems provide rapid heating with electronic temperature control. Units integrate water heating functions while maintaining quiet operation. Suitable for properties requiring quick warm-up times and space-saving solutions without traditional radiators.
People
Martyn Miller
Founder
Apprenticed at East Midland Gas Board in 1967, Martyn established Failsafe Heating in 1978. He trained multiple apprentices and oversaw company growth until retiring in 2017, maintaining technical standards across four decades of service.
Tom Miller
Managing Director
Son of founder Martyn, Tom transitioned from engineer to MD in 2017. With two decades of hands-on experience, he leads daily operations while ensuring technical excellence and customer service standards across all installations and repairs.
Barbara Miller
Former Administrator
Managed business operations during early growth phases until 2015. Established administrative systems that maintained family business ethos while supporting expansion from 19782015.
Helen
Director
Joined as administrator in 2015, becoming director after Barbara's retirement. Oversees office operations and client communications, ensuring continuity of the company's customer-focused approach since joining the leadership team.
Questions
Do you offer emergency boiler repairs?
Yes, we provide urgent boiler breakdown services with a 1-hour diagnostic visit. Call-out charges start at £72 inc VAT, with no fee if repairs fail.
How much does a power flush cost?
Prices start at £350 for system-wide power flushing, varying by property size. Includes sludge removal and inhibitor treatment to improve heating efficiency.
Are your engineers qualified?
All engineers hold Gas Safe registration. We maintain Glow Worm Advanced Installer status and use industry-approved equipment for all heating system work.
What underfloor heating options exist?
We install warm water underfloor systems compatible with boilers, heat pumps, and solar energy sources. Systems allow individual room temperature control without radiators.
Do landlords need annual gas safety checks?
Yes, by law landlords must obtain annual gas safety certificates. Our engineers provide full inspections and documentation for rental property compliance.
Can you service old heating systems?
We maintain all system types including older models. Services include power flushing, component replacement, and efficiency optimisation for both modern and legacy installations.
Reviews (1)
Debbie Ann Moody
Mar 02, 2018 Report
Fantastic service! They came and sorted my boiler this morning, considering the awful weather I could not believe how fast he got here. Fast, friendly.