{"product_id":"klein-tools-et110-carbon-monoxide-detector-co-gas-meter-tester-with-audible-visual-alarms-stel-monitoring-backlit-lcd-pouch-for-hvac-air-quality-testing","title":"Klein Tools Gas Tester ET110 Carbon Monoxide Detector (0 to 1000 ppm STEL Monitoring Backlit LCD Pouch Air Quality HVAC Diagnostic Tool)","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333333; line-height: 1.6;\"\u003e\n\u003ch2 style=\"color: #004b87;\"\u003e\u003ca href=\"https:\/\/www.1toptools.com\/pages\/klein-tools\" title=\"Link to Klein Tools homepage\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2274\/5945\/files\/KleinStacked-Black.png?v=1774018194\" alt=\"Klein promotional logo logout\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/a\u003e\u003c\/h2\u003e\n\u003cdiv style=\"font-family: sans-serif; color: #333; line-height: 1.6;\"\u003e\n\u003ch2 style=\"color: #004b87;\"\u003eScan Furnace Exhaust Ports and Monitor Short Term Exposure Boundaries Instantly with Dual Alert Indication Logic\u003c\/h2\u003e\n\u003cp\u003eShop the Klein Tools ET110 carbon monoxide detector gas meter engineered to satisfy the toxic containment auditing requirements of mechanical ventilation systems. This ambient air quality scanner isolates unsafe combustion leakage profiles across an operational tracking range from 0 to 1000 ppm. Running an advanced microchip that checks short-term exposure limit parameters, the tool incorporates a dual audible acoustic buzzer and escalating visual flashing indicators pre-set to trigger at 35 ppm and 200 ppm boundaries to guarantee inspector safety inside de-energized residential utility enclosures.\u003c\/p\u003e\n\u003ch3 style=\"color: #004b87;\"\u003eBest Used For:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFurnace Exhaust Auditing:\u003c\/strong\u003e Probing direct fuel-burning appliance vent configurations to trap carbon monoxide gas leaks creeping past structural seams.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoiler Plant Monitoring:\u003c\/strong\u003e Running atmospheric tracking sweeps inside gas-fired commercial spaces to verify short-term exposure compliance standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmbient HVAC Certifications:\u003c\/strong\u003e Surveying indoor ventilation streams for variable trace particulate accumulation loops to balance workplace health protocols.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #004b87;\"\u003eKey Performance \u0026amp; Safety Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Concentration Grid:\u003c\/strong\u003e Direct sampling hardware measures gas volume parameters cleanly from 0 up to 1000 ppm with real-time tracking accuracy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEscalating Visual Matrix:\u003c\/strong\u003e Onboard safety alert nodes change signal pulses dynamically from a low 35 ppm warning to a high-tier 200 ppm warning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShort-Term Exposure Logic:\u003c\/strong\u003e Programmed STEL tracking calculation scripts monitor running average shifts to intercept rising toxic saturation events.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBacklit Digital Monitor:\u003c\/strong\u003e High-definition liquid crystal interface populates illuminated value fields to clear workspace viewing obstacles inside dark basements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Power Conservation:\u003c\/strong\u003e Integrated internal clock timer routine kills tool activity after 20 minutes of idle status to preserve field battery life rows.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #004b87;\"\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eET110 Carbon Monoxide Detector\u003c\/li\u003e\n\u003cli\u003eProtective Padded Carrying Pouch\u003c\/li\u003e\n\u003cli\u003eFour AAA Alkaline Batteries\u003c\/li\u003e\n\u003cli\u003eSet of User Instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe width=\"872\" height=\"490\" src=\"https:\/\/www.youtube.com\/embed\/pcdNPmZr1ko\" title=\"Carbon Monoxide Meter\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3 style=\"color: #004b87;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 50.8929%; border-collapse: collapse; border: 1px solid rgb(224, 224, 224); border-radius: 8px; overflow: hidden; height: 463px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: rgb(255, 240, 245); height: 22.3906px;\"\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 46.6905%;\"\u003e\u003cstrong\u003eGas Measurement Range:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 53.3095%;\"\u003e0 to 1000 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 22.3906px;\"\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 46.6905%;\"\u003e\u003cstrong\u003eTemperature Reporting Scales:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 53.3095%;\"\u003eFahrenheit (°F) and Celsius (°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(255, 240, 245); height: 22.3906px;\"\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 46.6905%;\"\u003e\u003cstrong\u003eLow Safety Alarm Level:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 53.3095%;\"\u003e35 ppm (Visual and Audible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 22.3906px;\"\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 46.6905%;\"\u003e\u003cstrong\u003eHigh Safety Alarm Level:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 53.3095%;\"\u003e200 ppm (Visual and Audible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(255, 240, 245); height: 22.3906px;\"\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 46.6905%;\"\u003e\u003cstrong\u003eDisplay Interface Profile:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 53.3095%;\"\u003eBacklit Digital LCD Screen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 22.3906px;\"\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 46.6905%;\"\u003e\u003cstrong\u003ePower Source Requirements:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 53.3095%;\"\u003e4 x AAA Alkaline Batteries (Included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(255, 240, 245); height: 22.3906px;\"\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 46.6905%;\"\u003e\u003cstrong\u003eAutomated Energy Cut-Off:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 53.3095%;\"\u003eYes, Triggers After 20 Minutes Inactive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 22.3906px;\"\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 46.6905%;\"\u003e\u003cstrong\u003eTester Chassis Length:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 53.3095%;\"\u003e7.75 Inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(255, 240, 245); height: 22.3906px;\"\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 46.6905%;\"\u003e\u003cstrong\u003eTester Chassis Width:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 53.3095%;\"\u003e2.16 Inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 22.3906px;\"\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 46.6905%;\"\u003e\u003cstrong\u003eTester Chassis Height:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid rgb(224, 224, 224); height: 22.3906px; width: 53.3095%;\"\u003e1.45 Inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(255, 240, 245); height: 22.3906px;\"\u003e\n\u003ctd style=\"padding: 10px; height: 22.3906px; width: 46.6905%;\"\u003e\u003cstrong\u003eNet Operating Weight:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; height: 22.3906px; width: 53.3095%;\"\u003e5.1 oz. (With Battery Cells Mounted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cblockquote style=\"border-left: 5px solid #004b87; margin: 20px 0; padding: 15px; background-color: #f0f7ff; color: #004b87;\"\u003e\n\u003cstrong\u003ePro-Tip:\u003c\/strong\u003e When examining structural heating loops, verify your background air values outdoors or in a completely uncompromised zone before initiating internal boiler room sweeps; establishing this clean baseline values stabilizes sensor accuracy.\u003c\/blockquote\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"KLEIN TOOLS","offers":[{"title":"Default Title","offer_id":51944621211959,"sku":"ET110","price":139.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2274\/5945\/files\/Klein_Tools_ET110_Carbon_Monoxide_Detector_CO_Gas_Meter_Tester_with_Audible_Visual_Alarms_STEL_Monitoring_Backlit_LCD_Pouch_for_HVAC.jpg?v=1775846742","url":"https:\/\/www.1toptools.com\/products\/klein-tools-et110-carbon-monoxide-detector-co-gas-meter-tester-with-audible-visual-alarms-stel-monitoring-backlit-lcd-pouch-for-hvac-air-quality-testing","provider":"1 Top Tools","version":"1.0","type":"link"}