The Glowforge Air Filter Cartridge is an easy drop-in replacement. It installs in just a few minutes — simply turn off your Glowforge Air Filter, remove the latches, lift the lid, take out the old cartridge, and drop the new one inside. It can also be used in the earlier model Compact Filter. Additional $45 per product shipping (Hawaii and Alaska are additional $160 per product). Lead times may vary. Contact us directly for up-to-date lead times.