Ventilation | Alnor

2021-02-10Roof support systems - Product range overview

Roof installation accessories are a range of fixtures and tools for easy and safe suspension of round and square ventilation ducts. Roof installation accessories are a range of modular roof support kits and roof feet, as well as other accessories that make the assembly easy and fast.

2020-12-11Variable Air Volume Systems - VAV Siemens Controllers

CAV and VAV are modern air volume control systems. What is the difference between them? CAV (Constant air volume) is a constant air flow control system, regardless of the current air flow from the air handling unit (flow stabilization).

2020-09-29What is Photovoltaics?

Photovoltaics is the process of generating electricity by conversion of solar radiation energy that is free. Photovoltaic cells are semiconductor elements conducting electrical charges, with their construction usually based on silicon (Si).

2020-08-18Ventilation Silencers for Air Duct Systems | Product Selection Guide

The silencers reduce noise in ventilation pipelines which is generated by such units of equipment as fans and air handling units as well as noises coming from individual rooms. Thanks to the good appearance and compatibility with the remaining parts of the ventilation system, the silencers can also be installed in visible places.

2020-07-16STRUT System Channel & Accessories | Product Selection Guide

Strut channel, channel brackets, beam clamps, cantilever arms and more. Quick and easy support system for ventilation ducts, pipework, rooftop installation etc. Check our product overview and customize Your support system!

2020-06-23Most Common Mistakes for Strut Channel Selection

How to avoid a mistake when selecting a strut channel? What product characteristics should be taken into consideration? Type of material/ finish - pre-galvanized, electro galvanized or hot-dip galvanized? What about tech. approval? Find out more!

2020-06-19Self-Drilling Screws Selection and Application Guide

Self-drilling screws have extremely broad application in many industries, including HVAC industry. How to choose the correct self-drilling choose? When and how can we use self-drilling screws in the ventilation ductwork assembly? Keep reading to find out!

2020-05-19Ductwork Airtightness vs. Gasket Selection

Do you know that airtightness in ventilation systems is an important issue affecting the airflow and system effectiveness? A number of requirements and quality standards imposed by manufacturers determine the competitiveness of that solution.

2020-05-05A Complete Guide to Duct Systems for Marine Applications

Shipbuilding is a highly challenging process especially in terms of installation of ventilation systems and air conditioning. The ventilation system must be resistant to changing weather conditions, high humidity and salinity, while being failure-free and easy in maintenance.

2020-05-05What types of ductwork are used in ventilation? Part I Spiral Ductwork

A ventilation air duct is the basic element of a ventilation system. Ventilation ductwork can be divided according to its shape, namely, circular, rectangular and oval or acc. to the material: metallic rigid or flexible ducts or non-metallic semi-rigid.