New way to vent your vivariums. I think i like it over window framing

[J Teezy]

Another video i found on how to vent the enclosures. I'll probably use these on a build in the future

Tarantulacages.com review - awesome vents!!. - YouTube

[J Teezy]

i knew those had to be way overpriced for what they are. I'm pretty sure this is what they are http://www.bestlouver.com/ld-series-louvers/ and that person is just buying them and up pricing them tremendously.

and this place has them in many different styles

RoundVents.com