This website uses cookies. Find out why they are used read our privacy policy. x
By browsing this website you agree to use cookie files, in accordance with the current browser settings.

Alnor knowledge base

Ductwork cleanliness standards with M1 classification

2018-01-10Ductwork cleanliness standards with M1 classification

It is hard to overestimate the cleanliness . Especially nowadays, when alarms go off about air full of pollution like particle matter, hydrocarbons or Carbon and Sulphur oxides.

read more
Modular TRANS-Quick system for dust extraction installations

2017-08-04Modular TRANS-Quick system for dust extraction installations

Industrial dust extraction is used in welding industry, metalworking industry, woodworking industry, food and pharmaceutical industry. Installation air-tightness is crucial for this type of systems, since any kind of leakage may cause dust leaking outside of the ductwork and reduce dust extraction efficiency.

read more
Fan vs Noise - ULTRA quiet DV-PP-SILENT fan

2017-07-07Fan vs Noise - ULTRA quiet DV-PP-SILENT fan

Noise is unwanted sound judged to be unpleasant, loud or disruptive to hear. In the past, there was a misconception that since the human ear is less sensitive to low-frequency noise.

read more
Plastics in ventilation

2017-06-01Plastics in ventilation

Plastics based on polymers are applicable in many industry fields. The sanitary industry has taken advantage of the solutions based on the so called plastics for many years.

read more
Brief - STRUT support system

2016-06-27Brief - STRUT support system

Easy, quick and precise installation of ducts even in hard to reach places is the main advantage of the STRUT support system. The available selection of mounting accessories make for a fully professional fixing system.

read more
PWQ-R flange cleat – for fast duct joining in hard to reach spots

2016-06-27PWQ-R flange cleat – for fast duct joining in hard to reach spots

The PWQ-R flange cleat is used for joining rectangular ducts. A channel of particular length is slid on PQ-20 or PQ-30 duct frame profiles. Bent edges provide an easy way to slide and hammer the channel. SAVE time and room!

read more
What is ErP 2015?

2016-04-06What is ErP 2015?

ErP, that is, ”Energy related Products” means products related to energy. In order to accomplish the objectives of the EU Climate and Energy Package the EuP directive - “Energy-Using Products” was issued in 2005, which was thereafter replaced by the ErP directive in 2009.

read more
Axial and in-line fans

2016-02-01Axial and in-line fans

Fans can be divided in several ways: by place of installation, e.g.: in line, wall mounted, ceiling mounted; by application, e.g. for kitchen canopies, chemical resistant, desmoking; by fan construction, e.g.: axial, radial. The present article will present the most important features of in-line duct fans as well as axial, wall mounted fans.

read more
Enthalpy- facts & myths

2015-10-26Enthalpy- facts & myths

Would You like to know the difference between the standard heat exchanger and enthalpy exchanger? Is moisture recovery new trend word or does it really matter? Read our article to get the answer to these and more questions!

read more
How can You install heat recovery unit in the ready-built house?

2015-10-22How can You install heat recovery unit in the ready-built house?

We have a solution! Our new heat recovery unit HRU-WALL is easy and quick to install. You don't have to hire renovation time, You can easily do it Yourself, just follow instructions manual.

read more