As an Amazon Associate, we earn from qualifying purchases. CDDTB2R02 Greystone Energy Systems . CDDTB2R02 Gallery Attributes Brand name, Manufacturer name, ManufacturerGreystone Energy Systems Attribute000 lbs AttributeKey00Gross Weight CategoryL1HVAC CategoryL2HVAC Sensors CategoryL3Gas Sensors Extra Product Name, MPNCDDTB2R02 atoms, moq, multiple, tierMinQty11 keywordsGalco, Galco Industrial, Galco Industrial Electronics qtyInStock0 SKUCDDTB2R02-GRYS snippetDuct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, tierPrice1512.34 Distributor offers SellerSKUMOQIn stockMultiplePrices GalcoCDDTB2R02-GRYS111 @ $512.34