Residential ventilation

2021-08-19 MVHR system - 12 most common installation mistakes

Even the best heat recovery units can have their capacity significantly reduced if they have been installed incorrectly. Since installation mistakes do happen, knowing what to pay special attention to and how to avoid them is very important.


2021-07-22 Heat recovery unit with or without a preheater?

If we are not one of those lucky people living in a sunny place where the temperature does not drop below zero, our heat recovery ventilation system requires protection of the heat exchanger against freezing. Is it worth investing in a pre-heater?


2021-07-09 Low-profile Heat Recovery Unit - for Ceiling and Wall Mounted Installation

SlimAIR heat recovery unit is a low installed height of only 24.2 so perfect HRU for installations in confined spaces. Compact design with universal installation: suspended and wall installation. Find out more.


2021-07-01 Ducting Insulation Types for Heat Recovery Ventilation

MVHR installations without insulation or improper insulation are one of the most common installation errors. What types of insulation are available for ventilation systems? Find out what solution is best for you.


2021-06-30 Mechanical Ventilation with Heat Recovery in Existing House

The installation of mechanical ventilation is best planned at the time the house is designed. Is it possible to install an MVHR system in an existing house? The answer is yes. Despite being difficult, it isn't impossible. Learn why it is worthwhile to switch to mechanical ventilation.

Alnor Ventilation Systems
Krakowska 10 Avenue
05-552 Wola Mrokowska

tel. +48 22 737 40 00