Why Choose Positive Input Ventilation (PIV)?
Brilliant At Combating Dampness, Condensation & Indoor Air Quality
Brilliant At Combating Dampness, Condensation & Indoor Air Quality
Around 4% of homes in England experience damp, rising to 11% in privately rented homes.
Keep your home dry and healthy by reducing indoor humidity.
How PIV Helps: PIV systems continuously introduce fresh, filtered air, reducing humidity levels and preventing conditions that encourage damp and mould growth.

People spend 80-90% of their time indoors, breathing polluted air from cooking, cleaning chemicals, and allergens.
Significantly reduce indoor pollutants and allergens for healthier living.
How PIV Helps: By circulating fresh, filtered air, PIV reduces pollutants, improving overall indoor air quality.

Living in damp conditions significantly increases asthma, allergic rhinitis, and respiratory illnesses.
Remove moisture and contaminants, dramatically improving your family’s respiratory health.
How PIV Helps: By eliminating damp conditions and reducing airborne contaminants, PIV promotes healthier breathing environments.

Approximately 49% of the UK population suffers from hay fever or airborne allergies.
Filter pollen and dust, greatly reducing indoor allergens and allergy symptoms.
How PIV Helps: PIV units effectively filter incoming air, dramatically reducing pollen and allergen exposure indoors.

Poor ventilation and pollutant build-up cause headaches, fatigue, and Sick Building Syndrome.
Refresh your home's air quality and eliminate common indoor health issues.
How PIV Helps: Continuous airflow from PIV systems displaces stale, pollutant-laden air, improving indoor comfort and wellbeing.

Insulated homes often trap moisture, leading to mould and structural problems.
Balance moisture control and energy efficiency effectively.
How PIV Helps: PIV provides fresh air circulation while maintaining thermal efficiency, preventing moisture build-up without compromising warmth.

Is the unit noisy during operation?
No, our professional team completes installation quickly with minimal disruption.
Does the installation require an inspection beforehand?
How often does the unit require servicing or maintenance?
Can the system be installed in homes without loft space?