Safe, reliable electrical work. Good work. Honest service.
Friendly, professional domestic electrical services across Hertfordshire, Bedfordshire and Cambridgeshire. From electric underfloor heating and smart controls to EV chargers and socket upgrades, get a straightforward quote.
CMK Electrical Services
Independent Electrician: Lee Earl
07847 232075
- Electric Underfloor Heating Mat Installation & Smart Thermostats
- Heating Control Wiring (Hive, Nest, Honeywell, Zone Valves)
- EV Chargers, Data Cabling, Sockets, Consumer Units & Fault Repairs
- Tidy, respectful service in your home with direct communication
Prepare Your Enquiry & Estimate
Select your job specifications below to calculate an estimated price range instantly, including electric underfloor heating and smart heating controls.
Heating mat wiring, floor sensor & thermostat
Hive / Nest thermostats & zone control wiring
Light fitting installations
Additional sockets & switches
LED lighting beneath kitchen cupboards
Wallbox electric vehicle charger installations
Cat6 network points & structured cabling
Investigating electrical issues & repairs
Electrical supply to sheds, garden rooms, workshops and other outbuildings
Outdoor feature, pathway and garden area lighting
Domestic full or partial rewiring; site assessment required
RCBO safety board upgrades & rewiring
Estimates are indicative. Final pricing confirmed prior to work commencing.
Enquiry Summary:
- Electric Underfloor Heating
Lock in this calculation to automatically pre-fill your enquiry form below and email Lee Earl directly.
Domestic Electrical & Heating Services
Specialist electrical installations, underfloor heating mats, smart climate controls, and household wiring across Herts, Beds & Cambs.
Electric Underfloor Heating
Installation and wiring for electric heating mats, foil underfloor systems, floor temperature sensors, and high-efficiency thermostats for kitchens and bathrooms.
Get QuoteSmart Heating Controls
Wiring and setup for Hive, Nest, Honeywell programmers, motorized zone valves, wireless room thermostats, and smart home climate integration.
Get QuoteLighting & Sockets
LED downlights, dimmers, extra double sockets, USB charging points, outdoor security lighting, and decorative light fittings.
Get QuoteEV Chargers & Data Networking
Home EV charge point installations, Cat6 ethernet cabling for home offices, Wi-Fi access points, and multimedia data points.
Get QuoteRepairs & Fault Finding
Prompt fault diagnostics for tripping breakers, damaged circuits, non-working heating elements, and general home electrical repairs.
Get QuotePower Supply to Outbuildings
Electrical supplies for garden rooms, sheds, workshops and other outbuildings. Each installation is assessed individually based on distance, cable route, load and site requirements.
Request a QuoteGarden Lighting
Outdoor lighting for pathways, patios, garden features and entertaining areas. The right installation and price depend on the layout, fittings, cable routes and site requirements.
Request a QuoteConsumer Units & Upgrades
Modern fuse box upgrades with RCD surge protection, complete domestic earthing upgrades, and safety testing certifications.
Get QuoteFull or Part Rewires
Full and partial domestic rewiring to help modernise ageing or altered electrical installations. The scope, testing and any required certification are assessed for each property, with a site visit needed to provide a quote.
Request a QuoteCompetitive Rates
Quality domestic electrical work at competitive rates across Hertfordshire, Bedfordshire and Cambridgeshire. Every job is different, so get in touch for a quote tailored to your requirements.
Clear Quotes
Discuss the work needed and get a quote before deciding how to proceed.
Quick Estimate
Use the online quote builder to get an initial estimate for your job.
Tailored to Your Job
Pricing can reflect the work involved, access, materials and the needs of your property.
Online estimates are indicative; the final quote will depend on the specific work required.
Recent Electrical & Heating Projects
A showcase of clean domestic installations, underfloor heating setups, smart control upgrades, and socket installations completed across Herts, Beds & Cambs.
En-Suite Bathroom Electric Heating Mat
Laid and wired 150W/m² underfloor electric heating mat with floor temperature sensor and touchscreen programmable timer.
Dual Zone Smart Thermostat Integration
Replaced old mechanical dial thermostats with smart wireless Hive controls wired directly into the boiler motorized zone valves.
Kitchen LED Downlights & Under-Cabinet Strip
Modernized kitchen lighting with energy-efficient warm white recessed LEDs and integrated under-cabinet strip lighting.
RCBO Protected Consumer Unit Upgrade
Upgraded old fuse box to modern RCBO consumer unit with full circuit testing and safety certification.
Living Room Double USB Sockets
Installed brushed chrome switched sockets with built-in fast USB charging ports for modern home convenience.
Kitchen & Dining Room Floor Heating Wiring
Full electrical connection for dual-zone underfloor heating with digital ambient temperature sensor and Wi-Fi control link.
What Local Customers Say
Real feedback from homeowners across Hertfordshire, Bedfordshire, and Cambridgeshire.
"Lee installed our bathroom underfloor heating and connected a programmable touch thermostat. The floor warms up beautifully and his wiring work was exceptionally tidy!"
"Called Lee to help wire our new Hive thermostat and smart heating receiver. He arrived on time, sorted the zone valves quickly, and walked us through how to use the app."
"Extremely professional domestic electrician. Honest upfront quote with no hidden extras. Worked cleanly and respectfully around our family home."
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Qualifications
Electrical training and wiring-regulation knowledge supporting the work I carry out.
City & Guilds Electrical Certification
City & Guilds electrical certification.
18th Edition Wiring Regulations
BS 7671 — A4:2026.
A personal service from start to finish.
As a self-employed electrician, I take pride in clear communication, tidy workmanship and treating every property with care.
Need an electrician?
Tell me a little about the job and your location. I’ll get back to you to discuss next steps.
Contact Me TodayAsk for a Quote
Call or email, or use the form to prepare an enquiry.
Contact details
📞 Phone
07847 232075
✉️ Email
Cmkelectricalherts@gmail.com
📍 Area covered
Hertfordshire, Bedfordshire and Cambridgeshire