Comes in several different weaves and thread diameters such as 18x16, 18x14 mesh and so on.
Mesh: 18x16
Dia: 0.011"(0.28mm)
Width: 0-108"(0-280cm)
Material: fiberglass(30%), PVC coated(70%)
Color: grey,charcoal,white,green and so on
Flammability : M1/B1(EU origin) and FR (US origin)
Color fastness : 7-8 grade
Plain weaved

This standard fiberglass screen is the mesh applied in most window and doors. Easily fabricated, this high-quality standard mesh is the prefered insect screening in the fenestration industry. Used for window screens and screen doors. Uses .011" Diameter threads with 18 threads per inch vertically and 16 threads per inch horizontally.

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.