Poultry exhaust fan (ventilation fan)

Description

Industrial poultry ventilation fans

The poultry exhaust or ventilation fan is a main component of ventilation systems in poultry houses, playing a vital role in maintaining air quality, controlling temperature and humidity, and removing harmful gases such as ammonia and CO₂. Choosing and using a ventilation fan directly affects poultry health and productivity. The poultry fan is an essential ventilation component that significantly influences health and production by improving airflow, reducing temperature, and removing harmful gases. Proper fan selection, correct installation, and regular maintenance are key to system efficiency. Fans are essential for efficient poultry farm operation, increasing performance and productivity on poultry farms and in broiler rearing facilities. Proper ventilation also helps reduce poultry maintenance costs. One of the most prominent advantages of Arian Poultry Equipment’s ventilation fan is its centrifugal damper-opening system. Once the impeller reaches 90 rpm, centrifugal force from weights built into the system opens the damper; exhaust airflow is never used to hold the damper open.

What is a poultry ventilation fan?

Poultry exhaust fans are practical ventilation equipment because harmful gases are continuously produced in poultry units, both by litter and house heaters. To meet this need, purchase and install fans suited to the size of your house before chick placement. A key advantage of this fan is that its damper opens through a centrifugal system using built-in weights once the impeller reaches 90 rpm. Exhaust airflow is never used to hold the damper open.

Poultry ventilation fan purchase and price

Arian Poultry Equipment exhaust fans offer very economical and reasonable prices for their quality. Fans are highly important for poultry houses because of their essential role in ventilation. If you intend to buy a poultry exhaust fan, you can therefore contact our advisers and make your purchase with complete confidence.

Benefits of using poultry ventilation fans

• Reduces house heat on hot days
• Reduces toxic gases such as ammonia
• Reduces excessive humidity and the likelihood of fungal growth
• Improved poultry growth performance
• Improved air quality and reduced unpleasant odors
• Preventing dust buildup

Poultry house ventilation throughout the year

Please ensure that all unintended air openings are sealed. A poultry house with many leaks cannot be ventilated effectively. All air must enter only through the designated air inlets. Cold air flows downward, so cold outdoor air leaking through cracks, holes and other unintended openings flows toward the floor. The resulting condensation causes wet litter, caked litter and poor bird performance. The test for house “tightness” is a static pressure measurement. Ventilation is the most important issue, and the poultry house must meet proper standards in this respect. Every poultry farmer knows the effects of poor ventilation. If you plan to build a poultry house, you should therefore pay particular attention to its ventilation. The principles of successful poultry house ventilation differ greatly between winter and summer. In hot conditions, maximum airflow is usually needed to cool birds directly. Ventilation is regulated by thermostats or controllers according to house temperature. In cold weather, contact between birds and cold outside air must be prevented. Fans are also used at a minimum level to reduce heating costs. Keeping birds sufficiently warm while supplying clean, high-quality air is the primary goal of cold-weather ventilation.

Key installation and commissioning considerations

• Correct fan positioning (at the end of the house in a tunnel system)
• Observe installation spacing and angle for uniform ventilation
• Calculate fan numbers based on house volume, bird type, and rearing stage
• Automatic shutters prevent cold air from entering when the fan is off
• Connection to the electrical panel and climate controller for intelligent fan operation control
• Provide a backup fan for emergencies or rising temperatures

 Maintenance and servicing

• Periodically clean fan blades and grille to prevent efficiency loss
• Inspect and replace bearings or belts in belt-driven models
• Ensure secure electrical connections and protective fuses
• Regular lubrication for models requiring mechanical maintenance

Components of the 100 and 140 fans

• Barley electric motor, 1.1 to 1.5 hp
• Six-blade stainless-steel impeller
• Galvanized frame
• Galvanized body
• Equipped with a pulley and belt
• Actuator-equipped damper for tunnel ventilation exhaust
• Maximum extraction capacity: 45,000 cubic meters per hour

Features of Big Herdsman fans

• No damper noise during operation
• Automatic centrifugal system for opening and closing dampers
• Eliminates the bearing housing; ball bearings require no greasing or maintenance
• Chinese Barley brand 1.1 kW electric motor
• Specially designed columns made from triangular profiles with high durability and strength
• Impeller made of galvanized stainless steel, punched by fully automatic machinery
• Extraction capacity: 44,000 cubic meters per hour
•  Belt tensioner to prevent motor freewheeling

Fan performance characteristics