Articles and news

Variable Refrigerant Flow (VRF) is a type of air conditioning technology that was invented in 1982 in Daikin, Japan. A VRF system, like splits, uses...

The use of strong induction property in the example of active chilled beams has caused the complete elimination of the fan compared to the fan...

Fixed Linear Bar Register damper is used to adjust the air flow rate or, if necessary, to completely cut off the air flow. The blades...

VAV boxes The role and importance of VAV BOX in air conditioning systems: Ventilation includes a significant part of building costs. The research conducted in...

The structure of sound attenuator consists of one millimeter-thick perforated sheets, where porous materials are placed between the two sheets depending on the place of...

In short, an air curtain is a very high speed air jet that creates a protective air layer. This air layer minimizes...

Channel heater is a device that is used to heat the air inside the duct to enter office, commercial and residential environments. When the conditioned...

What Are Air Ducts and Registers? Air ducts are the intricate system of tubes and related parts that distributes the airflow of your air conditioner...

The presence of Shahrokhi Industrial Group in Hospitex 2023 International Exhibition 1402 Shahrokhi Industrial Group was the first and largest industrial unit in the field...

Shahrokhi wall type registers with one-way adjustable blades have multi parallel blades which can be fixed or moved around the auxial pins. These registers used...

In the air conditioning system, a mistake in placing the air registers and not choosing the most suitable place to install the registers can cause...

All the products and services of Shahrokhi Industrial Group have a standard mark and ISO license, which shows the high quality of the products and...

Clean room filters and register The main demand of the clean room industry is proper air conditioning and air quality. Air distribution in these rooms...

What is Sound Attenuator? In the air conditioning ducts, generally, due to the operation of the fan, whether axial fans or centrifugal fans, an unpleasant...

The smoke damper is used to prevent the passage of smoke and to prevent the passage of smoke and gases resulting from fire to another...

Introduction The conditions of the human environment have a direct effect on his mental states, physical condition, the way of doing work and in general...

Functional equipment in silent ventilation Silent fan coils In this category of fan coils, by fully insulating the fan coil and also choosing the right...

The conditions of the human environment have a direct effect on his mental states, physical condition, the way he does work and in general all...

International Facilities Exhibition – Hall 40 – October 2022 Tehran IRAN HVAC&R international exhibition of cooling and heating facilities and systems was held annually with...

The main purpose of any HVAC system is to provide comfort. Comfort in a place depends on the combination of temperature and humidity. The HVAC...

In 1329, the industry of air registers was founded in Iran by Mr. Ahmad Shahrokhi. Considering the 60-year history of this industry in Iran and...

What is an air curtain? The air curtain is used as one of the air conditioning devices in buildings to reduce the dispersion of air...