2016 newest and cheapest sainpoly greenhouse/poultry exhaust fan

Product Application

Our products are widely used in agriculture and industrial ventilation cooling system and heating system.
Application for: animal husbandry, poultry house, livestock breeding, flowers and plants, greenhouse, factory workshop, textile, chemical, medicine, tea, vegetable storage, and supermarket

Name: Frame
Original: China
Features: The automatic transform craft that adopts a forerunner models at a time, especially thick galvanizing layer, the anti-causticity is the strongest.

Name: Fan Blade  

Original: China

 Features: Stainless steel blade. Fan blades are adjusted by intelligent dynamic-balance tester, each blade tolerance weight controlled within 1g. Ensure the fan smooth running, lower vibration, less noise, increase stability.

Name: Motor 
Original: Both China famous motor and Siemens motor
Features: Motor voltage and frequency can be customized. Motor protection grade IP55, insulation class F grade.

Name: Belt 
Original: China or Japan
 Features: Ensure the long service life, maintenance free. From 2010 the first adopt Type B belt which is 3times longer service life instead of type A.

Name: Push-pull device
Original: China 
Features: Use the best industrial nylon plastic to make up, intensity higher lead to inset sheet metal inside the stem, raised the intensity of direction stem, insure the device to have a long service life.

Name: Belt Pulley
Original: China
Features: Fan belt pulley and flange are made of high strength aluminum-magnesium alloy by die-casting. Light weight, lower vibration. Blast sanding treatment for attractive appearance, eliminate internal stress to improve its own rigidity and stability.

Name: Fan Bearing
Original: China
Features: Fan bearing adopts imported doublerow bearing with special waterproof design, water can't enter. High strength, lower noise, maintenance free and long service life.

Name: Shutter

Original: China

Features:  Shutter made of high strength hot dip galvanized sheet, the special shutter automatically open device (special push-pull device), ensure to open and close completely, so the shutter can open 90°at any times and windproof, rainproof and dust proof.