Home / Test Instruments / Indoor Air Quality Instruments / GES IAQ Monitor GES IAQ Monitor Sort: Most popularWhat's newPrice low to highPrice high to lowName A to ZName Z to A 1 Product Sort Vent Check Pro CO/CO2 & Temperature Data Logger £260.00 £312.00 (inc. VAT) £299.00 Vent Check Pro CO/CO2 & Temperature Data Logger £260.00 £312.00 (inc. VAT) £299.00 View Product