Comes in several different weaves and thread diameters such as 18x16, 18x14 mesh and so on.
Mesh: 18x14
Dia: 0.013"(0.33mm)
Width: 0-108"(0-280cm)
Material: fiberglass(35%), PVC coated(65%)
Color: Charcoal and so on.
Flammability : FR (US origin)
Color fastness : 7-8 grade
Plain weaved
A stronger mesh, recommended for larger openings such as porches, pools and patios or where added strength is desirable. Made with .013" Diameter threads with 18 threads per inch vertically and 14 threads per inch horizontally. Another name is "FLORIDA SCREEN".

CWS screen is woven from permanent glass yarn which has been coated with a protective vinyl to ensure lasting beauty, color and flexibility. It is noncombustible and will not rust, corrode or stain. Lightweight and economical, it comes in several different weaves and thread diameters.

We have perfect control on what you mostly concern about as below---
Uneven spacing or uneven tension in the threads creating visible lines.
Ununiform color, and uneven coating on the yarns. Off shade spots, stains, streaks, mottled appearance, uncoated yarns.
Smell of solvents, the harmful chloride-fluoride to damage the atmosphere and human body.
Broken, missing, snaky, or kinky yarn. The cut, hole, or tear through roll.
Weak structure and strength.