Specifications

1.high quality plastic
2.high durability
3.ageing resistant
rrision resistant
5.non power

The automatically well ventilated window hides photomasc

 

Galvanized ouelet sheet,steel framework

 

Inside galvanized sheet

 

30mm heat nonconducting polystyrene board

 

maximum indoor ventilation in winter,achieving balanced air circulation and humidity-decreasing.

High quality plastic,high durability,ageing resistant.

 

Close tightly,open flexibly,with nets.

 

In-built polystyrene board(thickness,20mm)

 

High quality and inexpensive,applicable to standard hens for livestock and poulty.