hnrloy solar exhaust fans & powered fan with 15w panel & 2-pack high-speed brushless dc fans,solar ventilation fan for greenhouses, chicken coops, attics, barns, sheds & dog houses 15w solar panel + 2 exhaust fans is up for auction in Patio, Lawn & Garden. The current bid is $3.00, 90% below the $31.49 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.