Aprilaire UV Germicidal Lamp, Single Base Unit #1910 Regular Price: $205.95 Sale Price: $195.00 Aprilaire UV Germicidal Lamp, Dual Base Unit, #1930 $378.00 Aprilaire Replacement UV Germicidal Lamp Only, #90 $65.00 Schill's, llc 103 Curtis Street Arlington, WI 53911 Limited Hours Customer Service: 888-528-0225 Email: Info@Schills-Humidifier.com Fax: 608-592-3205 Manufacturer's Numbers: Aprilaire: 800-334-6011 Broan Fan/Heater Questions: 800-637-1453 Delta Faucet Questions: 800-345-3358 Grohe Faucet Questions: 630-582-7711 Hart & Cooley Questions: 616-656-8200 Kohler Faucet Questions: 800-456-4537 Moen Faucet Questions: 800-289-6636 Stiebel-Eltron: 800-582-8423