Combustion Gas Analyzer:

BTU 900 Economical Combustion Gas Analyzer Series 6 Tools Built-In ONE: Combustion Analyzer for O2, CO, CO2, Excess Air, Efficiency Carbon Monoxide ( CO) Leak Detector Built-In Diff. Pressure Manometer Draft Meter Thermometer ( Ambient, Flue & Incoming Air) NEW – High Efficiency Ready for ALL 90+ systems! Most Popular Features: 2 & 3 Gas Models. All models come with O2, CO, CO2, All are easily Field Upgradeable to NO/ NOx ALL BTU900 Kits come with 600 Internal Test Memory & PC Software ( email tests to customer) PC Software Included to download tests & customer database ( keep records, export & email) Field-Replaceable, Pre-Calibrated Sensors ( eliminate any downtime! ) IR Printer Port— unit prints to Your existing HP– type IR printer from most competitors. Save $ $ $ Unbreakable Metal Connections ( NO plastic breakable pieces) Easy to use with direct ONE Button Operation & One page Operating guide!