Plumber & Locksmith in Chelmsford
Plumber in Chelmsford: Bursts, Blockages and Everyday Repairs
CM1 Plumbing RepairsLocksmith in Chelmsford: Lockouts, Upgrades and Lock Repairs

Emergency Plumber and Emergency Locksmith in Chelmsford
PlumbingEmergency Plumber
Bursts, overflowing cisterns, no water and leaks you cannot stop, answered 24 hours a day. We stop the water first, then fix the cause at a price you agree.
- Water turned off and made safe
- Damaged pipe or fitting replaced
- Repair pressure tested
SupplyWater Pressure & Stopcocks
Weak showers, slow taps and seized stopcocks. We measure the pressure, find the restriction and fix the right part.
- Pressure and flow tested
- Stopcocks and valves replaced
- Pump faults diagnosed
FixturesTaps, Toilets & Sinks
Dripping taps, running toilets, leaking pans and slow sinks, repaired with the right part rather than a new fitting.
- Washers, cartridges and valves
- Toilet fill and flush valves
- Sinks and wastes cleared
SecurityEmergency Locksmith
Lockouts, snapped keys and doors left insecure after a break-in, 24 hours a day. Non-destructive entry wherever the lock allows.
- Non-destructive entry first
- Snapped keys removed
- Doors secured after a break-in
LocksLock Change & Upgrades
New locks after moving or losing keys, plus BS 3621 mortice locks and TS007 3-star anti-snap cylinders.
- TS007 3-star cylinders
- BS 3621 mortice locks
- Keyed-alike options
MultipointuPVC & Multipoint Repairs
Handles that will not lift, doors that will not lock and worn gearboxes, repaired without a new door.
- Gearboxes and strips replaced
- Doors realigned
- Window locks repaired
Why Chelmsford Chooses Nobel Build & Repairs
No Guesswork
We test and check before we touch anything, so you only pay for the part that actually failed.
01 / MethodTwo Trades, One Call
Landlords and homeowners save time because one company covers both the plumbing and the locks.
02 / One ContactPrice Agreed First
A written quote comes first and the invoice matches it, backed by our 12-month guarantee.
03 / Honest PricingReady on the Day
Common pipe fittings, cartridges, cylinders and mortice locks are on the van for first-visit fixes.
04 / First-Visit FixIf Something Goes Wrong in Chelmsford
Make It Safe
For a leak, turn off the stopcock, usually under the kitchen sink, and keep away from wet electrics. For a lock, do not force the handle or key.
Have the Details Ready
Your full CM1 postcode, whether water is still running, and whether the door can be closed. A photo helps us bring the right part.
Call Us
Call 020 3831 5477. We send a plumber or locksmith and give you an honest arrival time.
Areas Near Chelmsford We Also Cover
Give us your full postcode and we will confirm straight away whether we cover it and when we can come.
Chelmsford Plumber and Locksmith FAQs
Have These Details Ready
Your full postcode, what has gone wrong, and who can let us in. Mention any parking or gate codes.
Call Us: 020 3831 5477How soon can you come out to Chelmsford?
Chelmsford is part of our regular Essex coverage. We answer from 8am to 5pm every day and take emergency calls 24/7. When you ring, we give you an honest arrival time for your CM1 postcode, and we call you if anything changes on the way.
How much does a locksmith cost in Chelmsford?
A 2026 price guide puts a London lock change at about £120 to £230, and a non-destructive lockout at £70 to £150 in normal hours (BestBuilders). Prices outside central London are often a little lower. We give you a written price for your Chelmsford job before any work starts.
How much does a plumber cost in Chelmsford?
London plumbers typically charge around £75 to £95 an hour, with emergency call-outs of roughly £90 to £120 (MyJobQuote, 2026). We look at the job first and give you a written price, so you know the full cost before any work starts.
Can you fix a leak in my new-build Chelmsford home?
Yes. New builds often leak at push-fit joints or concealed valves. We find the leak and repair it with sound fittings.
Do you change locks for new owners in Chelmsford?
Yes. We change or rekey the locks on moving day and give you new keys.
Can you do plumbing and locksmith work on the same visit?
Often, yes. If you need a dripping tap fixed and a lock changed at your Chelmsford property, tell us both when you book. We send someone who can do both, or arrange the two visits together, so you deal with one company and get one invoice.
Book a Plumber or Locksmith in Chelmsford
For a leak happening now or a lockout, calling is fastest.