Trusted Plumbing & Heating in Watford, St Albans & Hemel Hempstead
Reliable, expert and tidy work from a Gas Safe registered engineer. Trusted across Watford, St Albans, Hemel Hempstead, West London and surrounding areas.
Why Choose C Anderson
Polite, tidy and reliable — with the qualifications to back it up.
Gas Safe Registered
Fully qualified and Gas Safe registered — every gas job signed off to UK standards.
Reliable & On Time
I turn up when I say I will. Same-day call-outs available for urgent jobs across WD, AL, HP & W postcodes.
Polite & Tidy
Respect for your home — clean work, with everything left as I found it.
4.8★ Consistent Reviews
Verified reviews on Checkatrade at a 4.8/5 average — and counting.
Our Services
Plumbing, heating, gas and emergency cover across Watford, St Albans, Hemel Hempstead, West London & surrounding areas.
Tap Replacement & Installation
Kitchen, bathroom and garden taps — supplied and fitted.
Toilet Repairs & Installation
Repairs and new toilet installations, flush and cistern fixes.
Shower & Bath Installations
New showers, baths and units — installed and repaired.
Water Softeners & Immersion Heaters
Installation and removal of water softeners, immersion heaters and timers.
Selected service is pre-filled in the form below.
What Our Customers Say
Real, verified reviews from Checkatrade — every job rated 10/10 by happy customers across Watford, St Albans, Hemel Hempstead & West London.
“Reliable, honest and trustworthy is Claudiu. Have used Claudiu for all manner of plumbing jobs since 2016 when my boiler packed up and continue to do so.”
Imran V.
Watford (WD18) · Feb 2026
“Claudiu has been a very reliable, efficient plumber for us — he's fantastic at problem-solving and often comes late after working hours to fix issues. He has a very good understanding of which materials and appliances are better than others and how they operate. Overall his expertise given his age is unmatched. Highly recommend his services.”
Verified Customer
Radlett (WD7) · Dec 2025
“Absolutely outstanding service. From quoting to completing the radiator replacement and Hive installation, the plumber was knowledgeable, efficient, and exceptionally tidy. He double-checked everything, tested the system thoroughly, and made sure I understood how to use Hive before he left. Truly top-class workmanship — wouldn't hesitate to recommend Claudiu!”
Verified Customer
Bushey (WD25) · Nov 2025
“He came the same day within an hour and fixed the problem as an expert for us.”
Verified Customer
Colindale (NW9) · Dec 2025
“Friendly, knowledgeable and punctual. Reasonable cost.”
Verified Customer
Barnet (EN5) · Feb 2026
“Changed my water filter quickly and easily. Very efficient service.”
Verified Customer
St Albans (AL1) · Feb 2026
Happy with our work? Leave us a review.
Your feedback helps us keep our standards high and helps other homeowners find a reliable plumber. It takes 30 seconds on either platform.
Transparent Pricing
Indicative pricing for common jobs. Mid-range rates with no hidden fees — you will always get an upfront quote. Serving Watford, Borehamwood, St Albans, Hatfield, Hemel Hempstead & West London.
General Plumbing
Taps, leaks, toilets, showers, drains, pipework — domestic & commercial.
8am – 5pm
£90/h
per hour
Out of hours
£130/h
weekends & evenings
Heating & Gas — Domestic & LPG
Boilers, radiators, thermostats, gas appliances, CP12 — domestic & LPG work.
8am – 5pm
£100/h
per hour
Out of hours
£140/h
weekends & evenings
Heating & Gas — Commercial
Commercial boilers, catering gas equipment, commercial pipework.
8am – 5pm
£120/h+VAT
per hour
Out of hours
£180/h+VAT
weekends & evenings
Combined Boiler Service & Gas Safety Certificate (Domestic)
Boiler service + CP12 gas safety certificate — booked together, one fixed price.
Fixed price
£120
Boiler Service OR Gas Safety Certificate (Domestic)
Either an annual boiler service OR a standalone CP12 gas safety certificate.
Fixed price
£90
Combined Boiler Service & Gas Safety Certificate
Boiler service + CP12 gas safety certificate booked together.
Fixed price
£130
LPG Boiler Service OR Gas Safety Certificate
Either an LPG boiler service OR a standalone LPG gas safety certificate.
Fixed price
£100
Commercial Gas Safety Certificate (CP12) & Commercial Gas Services
Price on application — commercial premises, catering & gas appliances. Call for a tailored quote.
Price on application
POA
All prices are indicative and subject to an on-site assessment. Contact us for a free, no-obligation quote.
Meet Claudiu — Your Local Gas Safe Engineer
I am Claudiu, the engineer behind C Anderson Plumbing & Heating. With years of hands-on experience across Watford, Borehamwood, St Albans, Hatfield, Hemel Hempstead and West London, I have built my reputation on three simple things: doing the job properly, turning up when I say I will, and leaving your home as tidy as I found it.
I'm Gas Safe registered and fully qualified, so every boiler, gas appliance and pipework I touch is signed off to the highest UK standards. From a dripping tap to a full heating system upgrade, you get the same careful, professional service — and a workmanship guarantee on every job.
10+
Years' experience
200+
Verified reviews
4.8/5
Average rating
24/7
Emergency cover
Get a Free Quote
Fill in the form below or reach me directly. Serving Watford, Borehamwood, St Albans, Hatfield, Hemel Hempstead & West London — I usually reply within the hour during working hours.
Service Area
Watford & Borehamwood (WD), St Albans & Hatfield (AL), Hemel Hempstead (HP), West London (W)