Screen options are available for all your needs.
Bug Screen (Standard):
Material: .025” diameter vinyl-coated polyester
Weave: Plain Weave, 17 x 11 ends/in2
Standard Colors: Forest Green, Blue, Black, Yellow (There is an up charge for non standard colors).
Airflow: 35% Flow, 65% Restriction
Bird Screen:
Material: .025” diameter vinyl-coated polyester
Weave: Plain Weave, 12 x 7 ends/in2
Colors: Black only
Airflow: 75% Flow, 25% Restriction
Gnat Screen:
Material: .014” diameter vinyl-coated polyester
Weave: Plain Weave, 17 x 20 ends/in2
Colors: Black only
Airflow: 55% Flow, 45% Restriction