Blocked drain in Knebworth? Get it unblocked FAST!
By charging a simple fixed price for our domestic drain unblocking services across Knebworth, you know exactly what you will pay for that blocked toilet, drain or sinks. Our Knebworth all-in price includes jetting and all the required time. Fast expert and great value premium services guaranteed.
We are the premier drainage service provider for Knebworth businesses. Commercial clients can always rely on us for great value for money drainage services. Our highly skilled Knebworth drainage teams use the latest equipment to efficiently deliver the very best service and prices to local businesses.
Customer in Chingford
Good service and fixed the problem.
Happy Drains did a great job, it was easy to book an appointment with them over the phone, their engineer got in touch direct he arrived on time and had the blocked drain fixed with no fuss. Also the price was really good and payment was made easy via the payment link/website. I would definitely recommend Happy Drains ?'? Justin
Customer in Stevenage
Unblocking of drains
The service was amazing, quick to turn up and the man didn't leave until he had sorted the problem. We would be recommending them to everyone.
Customer in Enfield
Excellent Service
Very prompt service. They were helpful and flexible on timings. Came next morning and were very reasonable, professional, and courteous. I would use and recommend again.
Customer in Sawbridgeworth
Outside drain cleared (domestic)
Very prompt response and came out within a matter of hours, did a great job, great communications, easy to pay and reasonable price. Would definitely recommend and use again.
Customer in Loughton
Blocked Drains
I had a blockage in my sinks. I called Happy Drains and they were able to arrange for one of their team to visit me that very same day. The team were very knowledgeable, identifying the issue straight away. They fixed the blockage very quickly. All in all a great service and would highly recommend.
Customer in Finchley
Unblocked kitchen drain
Arrived same day, quickly unblocked drain and fixed price.
Customer in Highbury
Reliable service for unblocking drains
Prompt service, work carried out with minimum fuss, at fair cost.
Customer in Waltham Cross
unblocked drain
i highly recommend this company they was quick and affiant the two guys that came out was ever so polite even ran me before they turned up which i find very respectful will defiantly use and recommend this company to friends and family Thank you so much
Customer in Watford
Good service & price
Called Happy Drains out to clear a very blocked drain that run up the drive into the house over 20mts . Very professional from the initial call through the job . Wayne arrived on time calling 30 minutes before as agreed . No messing about flushed out the drains and checked that all was flowing properly . Wayne was professional with a friendly manner and a good sense of humour . Importantly the price was very reasonable . Would recommend to anyone 5 ⭐️
Customer in Mill Hill
Clearance of blocked sewage drains / pipes
Great company. Fantastic comms. Had someone out within an hour of calling. Honest pricing. All in all faultless. Thank you guys
Customer in Upper Holloway
Excellent company
Very efficient team, very polite, came early, did a great job!
Customer in Stoke Newington
External drain unblocking
Excellent, speedy service from a friendly, knowledgeable drainage engineer. Happy Drains will be my choice next time.
Customer in Rickmansworth
Blocked drain just before Christmas
Very friendly service, appointment obtained quickly and resolved our problem simply and effectively. Would definitely use again.
Customer in Rickmansworth
Drain Blockage Clearance
Had a blocked drain. Engineer came out next day, and cleared block and did an exceptionally thorough job.
Customer in Highgate
Outside patio drain unblocking
Turned up quickly and sorted out a blocked patio drain. Checked the flow into the drain system, tidied up and left. Very happy.
Customer in Rickmansworth
Drain clearance
I called Happy Drains to attend to an overflowing drain manhole in our front drive. Their response on the telephone was prompt, courteous and helpful. Their engineer arrived slightly earlier than arranged, after telephoning to confirm that this would be acceptable. He fixed the problem in less than 30 minutes, and checked that everything was satisfactory before leaving.
Customer in Chesham
Unblocking kitchen drain.
The blockage was quickly cleared, service was efficient and friendly.
Customer in Hampstead
Clearing a drain in our rear garden
Very good service, engineer called about 20 minutes before arrival, arrived on time, friendly nice guy, professional. Fixed problem quickly, price quoted was fixed, no additional charges no matter what. Happy!
Customer in Chigwell
External drain clearance
Very happy with the service I received. It wasn't a straightforward job but the guys didn't give up and eventually managed to clear the drain. They were exceptionally polite and professional despite the freezing temperature and rain. I would highly recommend this company
Customer in Hampstead
Main drain was completely blocked
I called them in the morning. The person who answered was extremely nice, knowledgeable and helpful. An appointment was booked for that same afternoon. The engineer called 45mn before arriving and was right on time. He was very nice, polite and did a great job. They all made the costs very clear all along. My problem was solved, there no surprises with the price which was perfectly justified. I will definitely call them again if I have a problem again.
Customer in Stoke Newington
Toilet was a bit blocked needed cleaning through.
Fantastic service and all sorted within 24hrs of our initial enquiry. Friendly helpful and brilliant service. Really reasonably priced.
Customer in Amersham
Blocked toilet
Blocked toilet, cause of which was a blocked drain outside the house. Happy Drains fitted me in quickly and dealt with it fast and efficiently, for a very reasonable price. I will certainly use again if necessary.
Customer in Knebworth
Drain cleared
Turned up at stated time and carried out the work as they described. Left everything clean and tidy and back in working order
Customer in Knebworth
Blocked Drains cleared
They turned up within a couple of hours of me calling them out, and cleared my drains in no time. And offered some advice on how to prevent blockages in future.
Customer in Welwyn
Using jetting equipment / camera to clear / check blocked internal drain gully of grease build up
I found Happy Drains on Checkatrade and the whole process has been seamlessly smooth from start to finish I made contact through Checkatrade and got an email from Happy Drains straight away with a fixed fee Rachel from the office then called to book me in the next morning Wayne came around at 9am on the morning and called ahead. He was nice, polite, knowledgeable and a pleasure to deal with Within 30/40mins the problem was resolved and Wayne didn't leave until he'd made checks and was satisfied with his work I was emailed an invoice shortly after with easy payment options All very easy
Customer in Welwyn
Clearing home drain
Very pleased with the service provided. Harry was very knowledgable and quick to fix the problem. Would definitely recommend and use again.
Customer in Hertford
Blocked toilet
Rang to request help and within a couple of hours Alex was unblocking my drains. Efficient, courteous and helpfully explaining how to ensure the problem doesn't arise again. Would definitely use this service again and would recommend to friends and family. Thank you for a fantastic service
Customer in Stevenage
Drain clearance.
Work completed quickly and very efficiently and £30 cheaper than a comparative quote. No hesitation in recommending.
Customer in Stevenage
Blocked Drain cleared.
Calm and confident approach to slightly difficult layout of the drain system, clearing them and double checking that the rest of the system was clear.
Customer in Stevenage
Cleared blocked drain.
The guys turned up well before the estimated time of arrival, sorted out the problem, cleaned up after themselves and ensured that they did not cause any damage to a car in the garage bringing their equipment through to the rear garden.
9.77 out of 10
Reviews are the most vital tool to help us understand how we are doing in Knebworth. They also help when there are enough to form a substantial mass and give consumers in Knebworth a guide about if you should be employing them. Weigh up our many reviews and see why you should trust and why.
Knebworth Blocked Drain Clearance, Cleaning & Repair
Hertfordshire, SG3
This is what we do to solve your Knebworth drainage problems:
- Arrive promptly.
- Clear the troublesome blockage,
- Charge the price quoted,
Job done!
Is your Knebworth property served by a septic tank or a sewage treatment plant?
If so, are you aware of all the Knebworth area environmental and building regulations?
More importantly, do you know if your Knebworth system is compliant with the new regulatory reform called the Small Sewage Discharge General Binding Rules?
Click the button to find out more...
This is why we are the Knebworth #1 favourite drain contractor, our reviews say it all!
We are customer driven, undertake quality drainage works, always at a great price anywhere through Hertfordshire, simply because we care!
Whilst Knebworth drain clearance is not the world's most glamorous job, we think it’s important, no job is too big or too small.
We offer fantastic fixed price Knebworth drain service so we take out any worry about the price. Our reviews confirm you are dealing with the good guys.
What some of our Knebworth drainage customers say about us ‘’Very impressed. Arrived at the house within 2 hours of us placing the initial call. Could not have been more helpful. We would not hesitate to call again and will recommend to friends.” and they also say “Brilliant! On Time. Very quick and tidy.” and further “Excellent!”
We are proud to say all of our reviews are independently verified.
Customer driven plus great price and service...

Clearing drains
"Great communication, timing, quality of work and friendly people. Thank you."
Toilet drain pipe investigation
"Amazing in terms of just taking the time out on the phone to just walk through problem to see if they needed to even come out and also proposing various options to move forward. The prices quoted were also reasonable."
Unblock drain re kitchen sink
"Happy Drains sent Alex who was superbly focused and dedicated. He rapidly identified the blocked kitchen sink that had not been resolved by a plumber was a drainage issue (as suspected), found the drains, identified the correct one linked to the kitchen, sent a camera down to find the blockage, and rinsed it away with high pressure water jet. Took an hour, with a lot accomplished. No additional or unexpected charges. Very happy with their service and professionalism (given dealing with these sorts of issues can be a minefield of distrust)."
Clearing drain
"Great service. Easy to book, easy to pay, came swiftly, and chap you fixed the drain was brilliant, and gave me some useful advice. "
Knebworth SG3 emergency blocked drain clearance, cleaning & repair. Fast service assured in Hertfordshire. |

Call 01727 227960
or our office mobile
07824 757572
All Knebworth CCTV surveys include our state of the art Drainify reporting software. Check out the demo:
Buying, selling, moving or building in Knebworth?
The sort of problems we can find in Knebworth drains and sewers include.
- Root penetration through joints
- Displaced, dropped or open joints
Our trained Knebworth drainage operatives quickly and accurately diagnose and code the Knebworth drain defects using the latest industry standard drain CCTV surveying equipment and reporting software. Our technical reports identify and pinpoint all the relevant findings and Knebworth drainage problems. All our reports are easy to understand, complete with colour stills and recommendations.
House Pre-Purchase Report: We undertake a fixed price Knebworth home buyer CCTV drain survey. In Knebworth SG3 we include in our price technical reports that show any defects, with a quotation for any remedial repairs required.
Repair Works
From minor localised pin point repairs to the complete overhaul of a Knebworth drainage system, we have the expertise and equipment to carry out the works professionally and efficiently using ‘no dig’ and ‘excavation’ techniques.
Re-lining isn’t suitable for every application, so where necessary we are equipped to carry out traditional excavation methods for drainage repair or replacement. Whatever the chosen option it will represent the best value option available to save time and money.
Drainage experts to clear Knebworth blockages quickly
Not only that but at a great price, efficiently & safely.
All it takes is a couple of clicks or just one phone call to our friendly team member. Skilled and trained to deal with all Knebworth SG3 drainage and WC blockage problems.
Normally the vast majority of Hertfordshire blockages are solved in one visit using electro-mechanical machinery and high pressure jetting.
The best bit is that electro-mechanical machinery and high pressure jetting is included in the price.
“Brilliant! On Time. Very quick and tidy.” and there's more...

Unblock Drain
"Communication was before & after the work. Wayne was very friendly & did an excellent job."
Drain clearance
"The service engineer came out on call-out in good time, assessed the problem with my drain and gave a very good, professional service. He was friendly and very informative, cleared the blockage and took pains to leave everything clean and tidy before leaving."
I now have a Happy Drain!
"Had a blocked kitchen drain-had a really good experience with Happy Drains-they were great at communicating the visit time and the cost in advance, arrived on time and did a great job to resolve the problem. I would recommend!"
Clearing a blockage in the drains under the kitchen sink
"Absolutely superb service and I'm a fussy chartered surveyor ! Responded quickly to my email, came to sort the problem the next day . The blockage didn't shift easily but with determination the problem was sorted . All for an agreed up front fee , no additional charges. "

Unblock garden drain
"Great efficient service from start to finish, would highly recommend this company"
Excellent service. Couldn't be faulted.
"Alex phoned in advance. Arrived on time, explained what he'd be doing and then delivered. The partial blockage in the kitchen sink was professionally removed he tested the flow and cleared up after the work was completed. 100% recommend Happy Drains. A very good value price, too. "
Map of the drains serving my property and their current state
"I am extremely happy with the works carried out by Tommy at Happy Drains. So pleased with the quality of their work, that I would only hire them for any other future drain jobs. Tommy was on time, very knowledgeable in everything he did and generous with his time; he explained everything to me and answered all my questions. I would highly recommend Happy Drains. "
Recent Blog Posts...
In or near Knebworth, SG3, Hertfordshire, the following drainage problems could benefit from a Knebworth CCTV drain survey...
Failed or broken soakaways in SG3
Bellied drain in Knebworth
Collapsed drain in Hertfordshire
Cracked or leaking Knebworth drains and pipes
Deformed pipework in Hertfordshire
Broken or blocked Knebworth sewers or sewage pipes
Bellied pipework in Hertfordshire
Tree roots damaging drains in SG3
Blocked Knebworth toilets and blocked Knebworth showers
Fractured drain in Knebworth
Overflowing or blocked Knebworth drain pipes
Knebworth CCTV-controlled cutting problem
Blocked or broken Knebworth drains
Build-up of fat, grease, or detergent in Knebworth drains
French drainage problems in SG3
Longitudinal cracking in Knebworth drains
Problems with shared Knebworth drains
Ditch drainage problems in Hertfordshire
Cutting out tree root mass from Knebworth drains
Land drainage problems in Hertfordshire
Concrete, cement or builders’ rubble in Knebworth drain
Overflowing or leaking Knebworth septic tanks & cesspits
Knebworth pitch fibre pipework problems
Clogged or broken pipes in Knebworth
Joint displacements in Knebworth pipes and drains
Bad smells in Hertfordshire
Water level problems in SG3
Ground movement causing Knebworth drain problems
Vehicle activity affecting drains in Hertfordshire
We use selected local professionals in the Knebworth SG3 area.
This ensures a fast CCTV drain and sewer inspection & survey in Hertfordshire.
Knebworth and Hertfordshire drain services from a firm receiving great feedback...

Main drain blocked
"Main drain was blocked. Happy drains were able provide a same day service and resolved the issue quickly and efficiently. very professional service. Happy with the service!"
Drain Clearance
"Absolutely superb. Arrived 10 minutes after my initial call. Very professional, friendly service. 5 star!"
Blocked toilet
"Well done Tommy (and the whole team) for a great service and transparency on when to expect someone and on pricing. Was able to fix the issue simply, quickly and without fuss."
Call 01727 227960
or our office mobile
07824 757572
All Knebworth CCTV surveys include our state of the art Drainify reporting software. Check out the demo: