{"product_id":"thermomate-cz422ng-natural-gas-tankless-water-heater-5-gpm-113-000-btu-indoor","title":"ThermoMate CZ422NG Natural Gas Tankless Water Heater - 5 GPM, 113,000 BTU, Indoor","description":"\u003cp\u003eMeet the ThermoMate CZ422NG Natural Gas Tankless Water Heater. This compact indoor unit delivers on-demand hot water for the whole house, without bulky storage and with flexible installation options.\u003c\/p\u003e\u003ch3\u003eInstant, on-demand hot water\u003c\/h3\u003e\u003cp\u003eWith up to 5 GPM and 113,000 BTU, it can serve two showers simultaneously, delivering 105°F water at 2 GPM from an inlet temperature around 65°F. The built-in flow sensor and smart control maintain water within approximately ±1°F for a comfortable experience.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNo waiting time or cold-water shocks thanks to instant heat generation.\u003c\/li\u003e\n\u003cli\u003eSupports two showers at once with consistent hot water under typical family use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSafety and reliability\u003c\/h3\u003e\u003cp\u003eEight protections guard against common hazards: boil-dry, freeze, flame-out, overheating, over-temperature, pipe blockage, high-temperature lock, and excessive air pressure. Four ceramic heating cores plus frost protection activate automatically when temperatures drop to 41°F (5°C).\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFrost protection helps prevent pipe freezing in cold conditions.\u003c\/li\u003e\n\u003cli\u003eComprehensive safety features support safe, long-term operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnergy efficiency and cost savings\u003c\/h3\u003e\u003cp\u003eThe heat exchanger uses an oxygen-free copper alloy, delivering superior thermal conductivity and corrosion resistance. It achieves a thermal efficiency of 98% and a UEF of 0.81, reducing energy waste and, in many homes, lowering annual operating costs versus traditional tanks.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh efficiency reduces energy waste and operating costs.\u003c\/li\u003e\n\u003cli\u003ePotential savings of around 30% annually compared with traditional tank models.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSmart features and installation\u003c\/h3\u003e\u003cp\u003eA 3.5-inch LED touchscreen lets you adjust water temperature from 90°F to 140°F and monitor real-time status such as flow, fan operation, and flame status. The unit includes a UL-certified 120V plug and standard 3\/4 inch water connections.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIntuitive control and real-time diagnostics at your fingertips.\u003c\/li\u003e\n\u003cli\u003eCompact footprint (about 21 in high, 13 in wide, 7 in deep) that frees space in tight areas.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWeather resilience and integration\u003c\/h3\u003e\u003cp\u003eEngineered with a DC high-speed fan delivering 360 Pa of static pressure and 3,000 RPM, the exhaust is designed for reliability even in high winds. Indoor-only installation uses common 3\/4 inch water inlets\/outlets, a 1\/2 inch gas inlet, a 3 inch vent, and a 120V plug.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What flow rate does the ThermoMate CZ422NG support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Up to 5 GPM with 113,000 BTU input, suitable for two showers at once.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What safety and reliability features are included?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Eight protections, frost protection at 41°F, wind-resistant exhaust, and smart diagnostics for quick troubleshooting.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"thermomate","offers":[{"title":"Default Title","offer_id":47469871366318,"sku":"B0DRDBDS57","price":876.46,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/6012\/9710\/files\/thermomate-cz422ng-compact-indoor-design.jpg?v=1770425307","url":"https:\/\/handyskook.ca\/products\/thermomate-cz422ng-natural-gas-tankless-water-heater-5-gpm-113-000-btu-indoor","provider":"HandySkook","version":"1.0","type":"link"}