High quality P. E.knotless nets, good for fish farming, with good action to anti-fouling.
Some of those advantages are:
The very good abrasion properties.
Lower operating costs.
Efficient fishing.
Clean fishing.
Polyethylene netting is an extremely popular and versatile netting type. Double Diamond polyethylene netting has many applications including the following:
Professional fishermen: Prawn trawls, cod ends, beach haul nets, deep sea drag nets.
Cat enclosures and other animal containment systems
Bird control - knotless polyethylene
Decorative netting and many other general applications
P. E. Nets single knot, with braided twine. Twine size from 1.50mm to 6.0mm, lengthway or depthway stretched, fixed knot.
Polyethylene netting is generally available in both square and diamond mesh shapes. It is generally measured as a stretched lengthwise bundle, but from time to time can be measured depthwise. It is available in dark and light green, blue, orange and black, with other colours available on request.
The polyethylene nets are listed as:
For example: 400/9 2" 100 X 20
400 = denier or material / 9 = the ply or thickness
2" = the stretched mesh size
100 = the metres
20 = the number of meshes deep
Audited Supplier 
){kind=link}