Lift the lid on your
Condensation
Problems
Find out more about our PIV products.
A BREATH OF FRESH AIR
Giving you a safer and better home for all your family
For the cost of around 1 penny a day, the Drimaster and Flatmaster ranges use proven technology to ventilate your entire home, curing your condensation issues and improving indoor air quality.
For houses with lofts, you will need our Drimaster-Eco range and for apartments or houses with no loft space, we offer the Flatmaster.

Positive input ventilation systems
Installed in over 1 MILLION homes
The proof is in the popularity. Over a million homes are already benefiting from Positive Input Ventilation systems.
CURES condensation dampness
Positive Input Ventilation creates an environment in which condensation and mould can’t exist.
ENERGY EFFICIENT
It operates 24/7, is extremely quiet and has low power consumption – as low as 5 watts.
REDUCES
Dustmites, allergens, pollen, harmful gasses and pollutions which can cause respiratory problems.
True control VENTILATION
Indoor pollutants from cooking and cleaning are removed while outdoor pollutants including traffic fumes, pollen and Radon gas are kept out.
FAST Installation
Easy to install and optional installation service available (subject to survey).
I only wish I’d done this sooner! Would recommended this for anyone who has damp in their home.