Mould is the Only Visible Symptom
The real causes are usually hidden: where moisture is being produced, how air moves through your property, where cold spots form, and how the building was constructed.
Ventilation Specialists in Tyneside & Northumberland
Your local envirovent specialist covers Tyneside, Northumberland and the wider North East, helping homeowners and private landlords with condensation and ventilation problems across the region.
Condensation & Ventilation Specialists in the North East
The North East's combination of cold winters, coastal exposure and older housing stock makes condensation one of the most common problems in homes across the region. Whether you are in Newcastle, Gateshead, South Shields, Whitley Bay, Jarrow or Hebburn on Tyneside, or further afield in Northumberland in Hexham, Morpeth, Alnwick or the rural areas of the county, the underlying challenge is similar: properties built to retain heat rather than manage moisture, with cold weather pushing condensation onto windows, walls and ceilings for much of the year.
Northumberland's older rural and market-town properties face the same issues, often with less insulation and more exposure to the elements than urban housing. Bungalows and flats across both areas are particularly affected, with moisture from everyday life building up quickly on a single level and settling on cold surfaces.
Condensation problems are rarely as straightforward as they look. The visible mould or moisture is usually a symptom of something less obvious, and what works in one property can make things worse in another. Getting the right diagnosis before spending any money is the most important first step
Expert Diagnosis Comes First
Trusted Surveys, Done In Person
Every free survey is carried out in person by a local specialist. It's never outsourced and never guessed at remotely. The whole team is trained directly alongside envirovent's flagship head office technical team, so the expertise that diagnoses your home is the same high standard on every visit.
Real Answers for Your Property
During your survey, the specialist takes humidity readings, identifies the underlying cause, and recommends the specific solution your property needs, with no obligation. It's a considered diagnosis of your actual home, not a one-size-fits-all answer.
Meet Your Local Ventilation Specialist
Anthony Hunter envirovent Local Specialist
Our local specialists are trained to assess condensation, damp and mould issues in a range of property types, from older homes through to modern builds. They will help recommend the most effective ventilation system for your home and arrange installation with our approved engineers.
We provide ongoing support, servicing and friendly advice whenever you need it, from initial survey to post-installation queries. If you're unsure where to start or simply want expert guidance, contact our specialist team and we are here to help.
Our Ventilation Solutions in Tyneside
We provide a full range of UK-manufactured ventilation systems that help reduce condensation and improve indoor air quality in every type of property:
Positive Input Ventilation (PIV): Whole-home systems that introduce filtered air and help prevent mould and damp.
Extractor Fans: Silent, efficient and fully compliant with Building Regulations.
Mechanical Ventilation with Heat Recovery (MVHR): Energy-saving solutions for new builds and refurbishments.
Free in-person home survey: A proper diagnosis of what's causing condensation or mould in your specific property, carried out by a trained local specialist.
Installation and Servicing: Delivered by a specialist who knows your property and area.
envirovent systems are UK designed and manufactured, with up to a 10 year warranty.
Every survey across Tyneside, Northumberland and the wider North East is carried out in person by a local specialist trained directly alongside envirovent's head office technical team. You get consistent, expert advice in person, never remotely.
For Private Landlords
Condensation and moisture in rental property is increasingly a legal consideration, not just a maintenance one. Awaab's Law came into force for social housing in England in October 2025, and the direction of travel for private landlords is clear. Getting the right ventilation in place now is a straightforward step that protects both your tenants and the value of your property.
Your local specialist works with private landlords across Tyneside, Northumberland and the wider North East to assess properties and recommend the right long-term ventilation solution.
What Our Customers Say
See how our expert team and solutions help customers tackle mould and improve indoor air quality
Condensation/Mould think about installing.. EnviroVent
If you have an issue with condensation, mould build up or ventilation issues then EnviroVent are the company to go to. I have been using their services for 10 years and have had a number of my rental properties surveyed by EnviroVent where they come up with a solution to eradicate mould issues by creating extra ventilation methods or better ventilation.
Landlord in Croydon
Great system which solved many years of mould issues
We have suffered condensation mould and running water on our windows for over 40 years. We have tried numerous products to remedy this and never really succeeded. In a matter of days of having this system fitted our problems have been solved. Really pleased. Great service, a brilliant system couldn’t ask for anymore.
Homeowner
Excellent products & service
We are a returning customer to EnviroVent. We know their systems work to reduce/remove problems with condensation & mould. We would highly recommend their products & all aspects of their service from initial enquiry, through to installation.
Homeowner
Request a Free Home Survey
Once you request a free survey*, one of our local ventilation specialists will get in touch to speak to you and discuss your concerns. If ventilation can provide a long term solution, we’ll arrange a convenient time to visit your home.
During the free survey* one of our local ventilation specialists will:
Assess any condensation or mould problems in your property
Take readings of the relative humidity levels
Identify any underlying problems and make recommendations for a long term solution
Free, no-obligation advice for property and homeowners to help improve your home’s ventilation and indoor air quality.
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*Please see additional limitations and fees for the below postcodes and areas
Subject to geographical locations in KW & ZE
In BT postcodes a £60 fee is applied, which is deductible from the final bill.
In postcodes SS, RM, N, IG, EC, E1 – E9 & E20, CM, SE, SW, NN, NG31-34, PE, IP, NR, CB, CO, LE & SG we are unable to provide an in person survey, please contact us at domestic@envirovent.com or 01423 810 810 to discuss options available.
Homeowners, Landlords & Letting Agents
Frequently Asked Questions
You often can't tell just by looking. The same black mould can be caused by surface condensation, a ventilation problem, a building defect, or a combination, and each needs a different response. That's exactly what the free home survey is for: an in-person assessment and humidity readings to pinpoint the real cause before any money is spent.
A trained local specialist, in person, every time. The whole team is trained directly alongside envirovent's head office technical team, so you get the same standard of expert diagnosis on every visit. It's never done remotely
It depends entirely on what your property needs, which is why an expert survey comes first. The survey itself is free and carries no obligation. You'll get a clear recommendation and a price for the right solution.
No. The survey is completely free and there's no obligation to go ahead. It's the best first step whether or not you choose to go further.
Awaab's Law already sets strict damp and mould duties for social housing in England, Scotland's version is confirmed to cover private rentals from October 2026, and the UK government has signalled it intends to bring similar duties to private rentals in England. The direction is clear, so getting ahead of it now is the sensible move. Your local specialist works with private landlords to assess properties and resolve damp and mould at the source.
They're especially prone to it. With all the living space on a single level, moisture from cooking, washing, drying clothes and breathing builds up quickly, and without the right airflow it settles on cold surfaces as condensation. Over time that leads to damp and black mould. They're among the most common property types we're called to, and getting the airflow right throughout the home is what helps to prevent it.
Helping Homeowners, Landlords & Letting Agents
Homeowners
UK homes are built to hold heat in — not let moisture out. Learn how ventilation can protect your home from condensation, mould and mould
Landlords
Protect your rental property and reduce costly damage caused by mould and condensation
Letting Agents
Support your tenants and landlords with effective, compliant home ventilation solutions
EnviroVent Newcastle is owned and operated by Anthony Hunter, an independently owned EnviroVent franchisee. The EnviroVent franchise network is operated by EnviroVent Franchising Limited. Home Ventilation North East LTD registered in England and Wales No. 11236103. Registered office: 15 Victoria Mews Mill Field Road, Cottingley, Bingley, England, BD16 1PY. VAT No. 294448661.