大棚专用管管卡（含一只卡子与一只插销为一副）

  功 能：是用来固定拱管与纵管之用

  规 格：22管-22管使用，25管-25管使用，32管-32管使用

  材 料：热镀锌高锌层钢板冲压成形

  厚 度：1.2mm

1.Features:

Simple structure, easy assembly, low cost, it is the best choice for planting by big area .

 

2.Structural Characteristics:

 

u  Gothic structure, span: 6-12M,  arches space: catering for different climate conditions;

u  Top height: 2.5-4.5M;

u  The frame works structure is assembled by prefabricated parts. All main parts are hot dipping galvanized after processing with zinc cover 275G/M2;

u  Covering is 3 layers extruding film, the outer layer has the function of dustproof and the inner layer anti-dripping; UV block treatment;

u  Roof configuration/ventilation: following options are available based on different climate conditions:

--One side fixed roof vents

-Both sides roof vents by film rolling up machine

--No vents

u  Side ventilation(optional): by film rolling up machine or no vents.