We are relocating so are selling our air purifiers. All in excellent condition and have original documentation, user manuals etc. Will need a filter change soon. They are Blueair models and are quiet, efficient and extremely effective. Blueair AV403 (new $6780). Asking $3000. Blueair AV203 (new $4280) - 2 available. Asking $2000. Must go before Sunday 26th June.