The visit was quick, easy and hassle-free. The engineer came to my home and explained the process, then quickly installed the device. It was done before I knew it. I can't see any difference in wate... Voir plus
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The visit was quick, easy and hassle-free. The engineer came to my home and explained the process, then quickly installed the device. It was done before I knew it. I can't see any difference in wate... Voir plus
L'entreprise a répondu
We received a visit from this company unbeknown to us that they would be attending. Apparently 2 SMS 1 Email were sent to us and i can honestly say we received nothing. After talking to the company... Voir plus
Very pushy. Sent a letter which I was getting around to dealing with. They cold called at the doorstep confusing my elderly parents, I was luckily there to tell the cold called to go away.... Voir plus
L'entreprise a répondu
I really recommend booking with Control Flow. The water audit was offered to me for free and was no hassle whatsoever. I look forward to seeing my bills decrease and helping save water.
L'entreprise a répondu
At Control Flow Technologies Group, we help customers and organisations save water, energy, and money with our patented HL2024® technology. With our Control Flow HL2024® devices, we deliver a fully tailored, turnkey service that tackles some of the UK’s most pressing challenges: water scarcity, rising utility costs, and nutrient neutrality. We work with the UK's major water companies to deliver free Water Audits to customers, helping them save water and money on their utility bills.
Unit 1C Hylton Park, SR5 3HD, Sunderland, Royaume-Uni
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Great service! Very friendly & patient. Thank you very much.

Réponse de Control Flow Technologies Group Ltd
Overall great experience!
Had a survey carried out to see how Control Flow could help with my water usage.
Very polite and informative during the initial survey.
A plumber was booked for a few days after to install a water saving device to my water meter.
The Plumber arrived and was very professional, courteous and the installation was seamless.
If you want help with your water usage get in touch with Control Flow who are experts in what they do.

Réponse de Control Flow Technologies Group Ltd
Really happy with the service, thanks so much!

Réponse de Control Flow Technologies Group Ltd
What a brilliant service, the operative I spoke to was patient kind and considerate to all my queries.
Will definitely use a again

Réponse de Control Flow Technologies Group Ltd
I was contacted by my water company for this free audit and it was so quick! Really recommend

Réponse de Control Flow Technologies Group Ltd
I would highly recommend! Brilliant service, super fast appointment and our plumber was so nice.

Réponse de Control Flow Technologies Group Ltd
Couldn’t recommend this service more. I got this free through my water company and I have noticed no difference to my water pressure at all, but hopefully will see a difference in my bills soon! Really nice plumber too.

Réponse de Control Flow Technologies Group Ltd
Turned up unannounced saying here to fit device on water meter. Had had no prior information and kept talking at me. I ended up letting him in and he did something to my taps. I was trying to wfh at the time and felt completely derailed. I told him that I needed to think about things and he gave me a qr code to scan.
Not surprised to see such a low trust pilot score.
I'm actually fuming now as we have a trading standards sticker on the door saying no cold callers which he completely ignored. Having a name badge does not exempt you from being a cold caller if you don't have an appointment. Even if they saved me £1000 on my bill I don't want this company anywhere near me.

Réponse de Control Flow Technologies Group Ltd
"I recently had a free water audit carried out after receiving an email from my water company. It explained this could help me save on my bills so I thought why not. The appointment was super quick and easy, and I did have a water-saving device installed by a very friendly plumber. I couldn't recommend this service highly enough

Réponse de Control Flow Technologies Group Ltd
Great service. Control Flow person named Shaun arrived on time, was helpful explaining everything then checked for leaks and fixed a dripping tap in our downstairs toilet. He installed the water saving device in less than 45 minutes. Looking forward to seeing the reduction in our water bill.

Réponse de Control Flow Technologies Group Ltd
Two guys knocked on the door saying they were from United Utilities, my house had been flagged as high water usage and they needed to come in and take a meter reading. The meter had been read a few days ago, my water usage is as low as it's possible to get, the guys were in unbranded high viz. I sent them on their way, to be told I should let them in next time. Called United Utilities. They hadn't sent them. So called police who conducted enquiries and tracked them to this company. They had my name, data breach, and lied through their teeth to try to enter my home. GMP are aware and United Utilities will be getting complaints.

Réponse de Control Flow Technologies Group Ltd
Like the previous poster I've had a similar experience with Control Flow failing to attend an appointment. Utterly disgraceful. No call, text or email of apology - nout!
I arranged the appointment on the phone and was informed that 'someone' would be visiting my property between 9am - 1pm today 28th/ 01/26.
I've waited in all morning only to hear NOTHING! At least Cenergist turned up last time.
United Utlities will need to sit down and check the integrity of the companies they are recommending. Someone in high office hasn't done their homework- please monitor the failed appointments or as in my case the 'No Show.'
United Utilities may want customers to save water but customers need to save time aswell. I've wasted 4 hours this morning. Unprofessional and 'casual' to say the least.

Réponse de Control Flow Technologies Group Ltd

Réponse de Control Flow Technologies Group Ltd
Very disappointing customer service. I was pressured into installing a control valve in just one day, with the promise that they would respond immediately if any issues arose. From an hour after installation, I began contacting their customer service team — they took down the details but never followed up or resolved the problem. It’s clear they are focused solely on pushing more installations to generate revenue from the water company, with little to no concern for the customer issues.
A Cenergist operative came to my home following referral from United Utilities.
Complete waste of time.
Was here for about 15 minutes.
All he did was alter the flow to my taps which I altered back again after he left because there was so much noise due to the restriction of the flow coming through.
Think I had more knowledge of how a house water system works than he did
The engineer (Cole) who contacted us was a consummate professional, courteous and respectful of the property, who explained the product and its benefits clearly and well. His review was detailed, after which he proceeded with the installations as appropriate without any oversight from me. The time for installation was less than an hour, very impressive, and he also was mindful of any water spillages, which showed enormous consideration, again a sign of his professionalism.
I am eagerly looking forward to my reduced water and gas bills!
Very professional service from start to finish. The engineer was very polite and explained the products and benefits very well. The install was quick and easy -no mess. Looking forward to my reduced water and gas bills.
I was contacted by an engineer who explained we could have a device fitted to our water meter to reduce the flow, and save us money. A date was arranged, and the device fitted. The flow has been reduced, but not so it impacts general use. If it helps to save the amount of water used, and cuts my water bill, then it's a win win.
The engineer was professional, friendly and I'm pleased to have had the device fitted.
Its imporant to me to reduce impact and conserving water is one of my aims. Control Flow came to my house on time as booked, did a survey and took some measurements, and ran me through some options to save water. They showed me what the likely savings would be (around 60L per day). Then they quickly and neatly made the changes. They were tidy, considerate and friendly. I'm delighted with the results.
Given the cost of living crisis, I’ve been looking for ways to reduce our household bills and be as efficient as I can be. We’ve also recently brought a lovely baby girl home so we are conscious that we will be using more energy and water than we are used to. I contacted Control Flow earlier this year to arrange for an engineer to visit to give us some advice on what products may be suitable for our property. An engineer named Kristian attended. It was so straight forward. As I’m on a water meter he advised that he could install a product in the meter chamber outside so we wouldn’t have anything visible in our property and he wouldn’t need to cut into any pipework. The installation took about 25 minutes and he gave us some advice on how to maximise our savings. I’ve been monitoring our usage through meter readings and we are seeing some great savings. Can’t wait to see how much we save financially. Highly recommend!
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