Try Telaire model #: 6004 OEM CO2 module. I picked one up on Ebay for $25, but probably a little over $100 from the factory. ----- Original Message ----- From: "Wouter van Ooijen" To: Sent: Monday, February 09, 2004 10:13 AM Subject: [EE:] CO2 sensor > Can anyone suggest a good CO2 sensor, accuracy at 1000ppm must be better > than 10% after 1 year. Intended use is in a greenhouse to control the > inflow of heater exhaust gasses. > > Wouter van Ooijen > > -- ------------------------------------------- > Van Ooijen Technische Informatica: www.voti.nl > consultancy, development, PICmicro products > > -- > http://www.piclist.com#nomail Going offline? Don't AutoReply us! > email listserv@mitvma.mit.edu with SET PICList DIGEST in the body -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads