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Extractor Fans & PIV Units in Rotherham

Struggling with condensation, damp, or black mould in your Rotherham home? We install professional ventilation solutions across South Yorkshire that tackle the root cause, not just the symptoms.

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5.0 on Google Reviews

Why Mould Keeps Coming Back

Painting over mould or wiping it with bleach only hides the problem. Without proper ventilation, moisture builds up and mould returns within weeks. Here’s why it matters:

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Property Damage

Persistent damp rots window frames, damages plaster, ruins decoration, and can even compromise the structural integrity of your home over time.

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Health Risks

Black mould releases spores linked to respiratory problems, allergies, and asthma: particularly dangerous for children, the elderly, and anyone with existing conditions.

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Rising Costs

Ignoring damp and mould means bigger repair bills down the line. Early intervention with proper ventilation saves you thousands in remedial work.

Extractor Fans: Targeted Moisture Removal

Bathrooms and kitchens produce huge amounts of steam and moisture every day. A properly installed extractor fan removes that damp air before it settles on walls and ceilings.

How Extractor Fans Help

Modern extractor fans are quiet, energy-efficient, and can be set to run automatically when humidity rises or when lights are switched on. We install them in:

  • Bathrooms and en-suites
  • Kitchens and utility rooms
  • Internal rooms with no windows
  • Shower rooms and wet rooms

Every installation is carried out to current Building Regulations, with proper ducting to the outside, not into loft spaces where moisture causes even more damage.

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PIV Units: Whole-Home Mould Prevention

Positive Input Ventilation is the single most effective way to eliminate condensation and mould throughout your entire home, not just one room.

How PIV Units Work

A PIV unit is installed in your loft and gently pushes filtered, dry air down into your home. This creates a slight positive pressure that forces stale, moisture-laden air out through natural gaps and vents.

  • Eliminates condensation on windows and walls
  • Stops black mould from forming anywhere in the home
  • Filters incoming air, reduces dust and allergens
  • Virtually silent operation. You won’t know it’s there
  • Low running cost, typically pennies per day

PIV is recommended by Environmental Health Officers and is widely used by housing associations and councils across the UK to combat damp and mould.

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How It Works

From first call to mould-free home, here’s our simple process.

1

Book Online

Pick a date and time that suits you, no phone calls needed. Our online system is available 24/7.

2

Free Assessment

We visit your home, identify the moisture sources, and recommend the right ventilation solution for your situation.

3

Professional Install

Our qualified electricians install your extractor fan or PIV unit to the highest standard, fully compliant with Building Regulations.

4

Mould-Free Living

Enjoy a healthier, drier home. Most customers see results within days, condensation and mould gone for good.

Why Choose MP Electrical?

We don’t just fit fans. We solve damp and mould problems properly.

Qualified Electricians

All work carried out by fully qualified, insured electricians. Every installation meets current regulations and Building Regs.

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Root Cause Approach

We diagnose the actual source of your damp problem, not just mask the symptoms. The right solution first time.

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Transparent Pricing

No hidden fees or surprise charges. You’ll receive a clear, written quote before any work begins.

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Book Online 24/7

Choose your own date and time using our online booking system. Instant confirmation, no waiting for callbacks.

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Whole-Home Solutions

From single-room extractor fans to whole-house PIV systems, we tailor the solution to your home’s specific needs.

5-Star Reviews

Trusted by homeowners across Rotherham and South Yorkshire. Read our reviews and see why customers keep coming back.

Areas We Cover

Frequently Asked Questions

What’s the difference between an extractor fan and a PIV unit?
An extractor fan removes damp air from a single room, typically a bathroom or kitchen. A PIV (Positive Input Ventilation) unit treats your entire home by pushing fresh, filtered air from the loft down through the house, creating positive pressure that forces stale, moist air out. If your mould problem is limited to one room, an extractor fan may be enough. If it’s affecting multiple rooms, a PIV unit is usually the better solution.
How much does it cost to install an extractor fan?
The cost depends on the type of fan, the room layout, and whether new ducting is needed. We provide a free, no-obligation quote after assessing your property. Every quote is clear and transparent with no hidden charges.
How much does a PIV unit cost to run?
PIV units are incredibly energy-efficient. Most models cost just a few pence per day to run, roughly the same as a low-energy light bulb. The savings you make on redecorating and mould treatment far outweigh the running costs.
Will a PIV unit make my house cold?
No. Modern PIV units draw air from the loft space, which is typically warmer than outside air due to heat rising through your ceiling. Many units also include a built-in heater to gently warm the air before it enters your living space, so you won’t notice any drop in temperature.
How long does installation take?
A bathroom extractor fan typically takes 1-2 hours to install. A PIV unit installation usually takes 2-3 hours. We keep disruption to an absolute minimum and always leave your home clean and tidy.
Do I need an extractor fan if I have a window?
Building Regulations actually require mechanical ventilation (an extractor fan) in bathrooms, even if you have a window. In practice, people rarely open windows in winter when condensation is at its worst, so a fan ensures moisture is removed all year round.
Can you help with a landlord or housing association property?
Absolutely. We work with private landlords, letting agents, and housing associations across South Yorkshire. Under current legislation, landlords have a legal duty to ensure properties are free from damp and mould hazards. We can provide professional assessments and install the right ventilation to bring properties into compliance.

Ready for a Mould-Free Home?

Book your free ventilation assessment today. Pick your own date and time, no phone calls, no waiting around.

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Why Choose MP Electrical?

NAPIT RegisteredAll work certified and registered with building control
5-Star Google ReviewsTrusted by homeowners across Rotherham and South Yorkshire
💰
Free QuotesNo-obligation quotes with no hidden charges
📅
Flexible SchedulingEvenings and weekends available to suit your schedule

Frequently Asked Questions

What is a PIV unit?

A Positive Input Ventilation unit sits in your loft and gently pushes filtered, dry air into your home. This creates positive pressure that forces damp, stale air out through natural gaps. It is one of the most effective ways to stop condensation and mould.

Will an extractor fan stop mould in my bathroom?

In most cases, yes. A properly sized and installed extractor fan removes moisture-laden air before it settles on cold surfaces. We install fans with humidity sensors that switch on automatically when moisture levels rise.

How noisy are modern extractor fans?

Very quiet. Modern extractor fans are designed to run at low noise levels, typically under 30 decibels, which is quieter than a whisper. We fit quality brands that you will barely notice running.

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Bathroom Electrics →Kitchen Electrics →Small Electrical Jobs →Fault Finding →

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Page last updated: 12 September 2026

Google Reviews

See what our customers say about us on Google

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5.0
Based on 311 reviews
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Suzanne profile picture
Suzanne
13:42 30 Apr 26
Contacted Mat after reading other reviews and so glad we did. Mat has done various jobs for us with the latest being installation of Hexagon LED lighting in our home gym. Mat is professional, honest and gives sound advice. Communication is excellent, he has always arrived on time and we are really happy with everything Mat has done. We would highly recommend him.
Suzanne profile picture
Suzanne
13:42 30 Apr 26
Contacted Mat after reading other reviews and so glad we did. Mat has done various jobs for us with the latest being installation of Hexagon LED lighting in our home gym. Mat is professional, honest and gives sound advice. Communication is excellent, he has always arrived on time and we are really happy with everything Mat has done. We would highly recommend him.
Kieren Allott profile picture
Kieren Allott
07:43 06 Apr 26
Good service from start to finish, fitted and wired in our ring alarm with no mess. Would recommend.
Kieren Allott profile picture
Kieren Allott
07:43 06 Apr 26
Good service from start to finish, fitted and wired in our ring alarm with no mess. Would recommend.
Lewis Creamer profile picture
Lewis Creamer
09:40 31 Mar 26
Lewis Creamer profile picture
Lewis Creamer
09:40 31 Mar 26
Andrew McHale profile picture
Andrew McHale
11:43 30 Mar 26
Mat offers a very professional service from the outset, with all the work we had done carried out to the highest standards. Will use again when we need additional electrical works carried out.
Andrew McHale profile picture
Andrew McHale
11:43 30 Mar 26
Mat offers a very professional service from the outset, with all the work we had done carried out to the highest standards. Will use again when we need additional electrical works carried out.
John Lee profile picture
John Lee
15:52 28 Mar 26
Extremely helpful.
John Lee profile picture
John Lee
15:52 28 Mar 26
Extremely helpful.
Rob R profile picture
Rob R
20:00 26 Mar 26
Excellent and quick service, I will definitely use MP Electrical again, I would definitely recommend if you need work doing
Rob R profile picture
Rob R
20:00 26 Mar 26
Excellent and quick service, I will definitely use MP Electrical again, I would definitely recommend if you need work doing
John Smith profile picture
John Smith
21:04 12 Feb 26
I needed a ev charger and wanted a local installer got Mp electrics name from local magazine.First class experience from booking an appointment to finished fitting. I got an email and sms message confirming booking time and date immediately then same the day before mat was attending then the morning he wad due giving arrival time. Mat surveyed the work needed and we discussed my requirements and exactly how he would try to fit the charger. Was given a date to complete and again got messages before and on the day. Mat was very professional in his work and took very good care of his surroundings.work completed very satisfactory and I was explained what each unit was for and it's role in giving me an ev charger.mat made sure everything was working OK then tested before cleaning up.
Cannot praise him enough first class from start to finish and was very reasonable on price
Thanks mat
John Smith profile picture
John Smith
21:04 12 Feb 26
I needed a ev charger and wanted a local installer got Mp electrics name from local magazine.First class experience from booking an appointment to finished fitting. I got an email and sms message confirming booking time and date immediately then same the day before mat was attending then the morning he wad due giving arrival time. Mat surveyed the work needed and we discussed my requirements and exactly how he would try to fit the charger. Was given a date to complete and again got messages before and on the day. Mat was very professional in his work and took very good care of his surroundings.work completed very satisfactory and I was explained what each unit was for and it's role in giving me an ev charger.mat made sure everything was working OK then tested before cleaning up.
Cannot praise him enough first class from start to finish and was very reasonable on price
Thanks mat
Emma Morton profile picture
Emma Morton
09:58 10 Feb 26
Really pleased Mat and the team, after contacting him for some changes of light fittings. Easy to book the initial quote and after sending pictures this was carried out over the phone. Once accepted, there was good communication about installation date and time. On the day Tom did a great job, working quickly and cleanly, again with good communication about arrival time. Very happy customer.
Emma Morton profile picture
Emma Morton
09:58 10 Feb 26
Really pleased Mat and the team, after contacting him for some changes of light fittings. Easy to book the initial quote and after sending pictures this was carried out over the phone. Once accepted, there was good communication about installation date and time. On the day Tom did a great job, working quickly and cleanly, again with good communication about arrival time. Very happy customer.
John Woodland profile picture
John Woodland
20:31 24 Jan 26
Superb quality service again from a local trusted electrician I can recommend. Matt delivers a high standard of work and replaced my fusebox to current standards and installed an EV charger.
John Woodland profile picture
John Woodland
20:31 24 Jan 26
Superb quality service again from a local trusted electrician I can recommend. Matt delivers a high standard of work and replaced my fusebox to current standards and installed an EV charger.
oCarlos2009o profile picture
oCarlos2009o
03:26 13 Dec 25
After recently moving house, I was looking to have CCTV installed and was very specific about wanting a HIK Vision setup. After doing my research, contacting Matt at MP Electrical was an easy decision – the consistently excellent reviews across multiple platforms spoke for themselves.

I completed the online enquiry while working a night shift, and I certainly wasn’t disappointed. From the initial contact through to arranging an appointment, everything was smooth and professional. Matt came out to assess the property, advised on the best camera locations, provided a clear quote, and then carried out the installation.

The service provided by Matt was second to none – professionalism and communication throughout were outstanding. I don’t often leave reviews, but they’re the reason I contacted MP Electrical in the first place.

Matt, thank you for everything. Highly recommended!
oCarlos2009o profile picture
oCarlos2009o
03:26 13 Dec 25
After recently moving house, I was looking to have CCTV installed and was very specific about wanting a HIK Vision setup. After doing my research, contacting Matt at MP Electrical was an easy decision – the consistently excellent reviews across multiple platforms spoke for themselves.

I completed the online enquiry while working a night shift, and I certainly wasn’t disappointed. From the initial contact through to arranging an appointment, everything was smooth and professional. Matt came out to assess the property, advised on the best camera locations, provided a clear quote, and then carried out the installation.

The service provided by Matt was second to none – professionalism and communication throughout were outstanding. I don’t often leave reviews, but they’re the reason I contacted MP Electrical in the first place.

Matt, thank you for everything. Highly recommended!
Rachel Spink profile picture
Rachel Spink
14:02 21 Oct 25
Matt was prompt and really friendly, work done was to a high standard. Notably I didn’t pick the easiest of light fittings… but this was not an issue. Very professional I would come back to MP electrical for more work.
Rachel Spink profile picture
Rachel Spink
14:02 21 Oct 25
Matt was prompt and really friendly, work done was to a high standard. Notably I didn’t pick the easiest of light fittings… but this was not an issue. Very professional I would come back to MP electrical for more work.
D B profile picture
D B
06:50 17 Oct 25
Mat installed an Addvent Positive Input Ventilation (PIV) system for us to reduce condensation, mould and damp. He was clearly very knowledgable and experienced and his work was completed to a very high standard. Very clean and tidy, will certainly be using him for any electric work in the future. Cheers 👍
D B profile picture
D B
06:50 17 Oct 25
Mat installed an Addvent Positive Input Ventilation (PIV) system for us to reduce condensation, mould and damp. He was clearly very knowledgable and experienced and his work was completed to a very high standard. Very clean and tidy, will certainly be using him for any electric work in the future. Cheers 👍
M Severn profile picture
M Severn
21:18 13 Oct 25
Very friendly and professional service with great communication throughout. Mathew installed three Ring Floodlight Camera Pros for us and made sure each one had the best possible coverage and angles.

We were initially worried that our loft wiring might not be accessible, but Mathew quickly found a suitable connection within minutes and handled everything seamlessly.

All external wiring was done neatly and looks excellent, couldn't recommend enough.👍
M Severn profile picture
M Severn
21:18 13 Oct 25
Very friendly and professional service with great communication throughout. Mathew installed three Ring Floodlight Camera Pros for us and made sure each one had the best possible coverage and angles.

We were initially worried that our loft wiring might not be accessible, but Mathew quickly found a suitable connection within minutes and handled everything seamlessly.

All external wiring was done neatly and looks excellent, couldn't recommend enough.👍
Piotr Grabalski profile picture
Piotr Grabalski
10:49 23 Sep 25
Excellent electrician service! Mathew installed our external socket quickly, efficiently and to a high standard. The whole process from booking to the actual job visit was seamingless with excellent communication throughout. We tried a few electricians from the area and they either did not get back to us after the initial enquiry or scheduled appointments and never showed up. MP electrical provides a clear booking system with updates and reminders about the appointment. Mathew gave us a reasonable quote after the initial contact and showed up at the agreed time to professionally complete the job. Thank you MP Electrical and we will for sure use your services again in the future.
Piotr Grabalski profile picture
Piotr Grabalski
10:49 23 Sep 25
Excellent electrician service! Mathew installed our external socket quickly, efficiently and to a high standard. The whole process from booking to the actual job visit was seamingless with excellent communication throughout. We tried a few electricians from the area and they either did not get back to us after the initial enquiry or scheduled appointments and never showed up. MP electrical provides a clear booking system with updates and reminders about the appointment. Mathew gave us a reasonable quote after the initial contact and showed up at the agreed time to professionally complete the job. Thank you MP Electrical and we will for sure use your services again in the future.
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