{"product_id":"airthereal-electric-tankless-water-heater-endless-hot-water-energy-saving-self-modulation-install-anywhere-3-shower-capacity","title":"Airthereal Electric Tankless Water Heater 27kW - Endless Hot Water","description":"\u003cp\u003eIn this review of the Airthereal Electric Tankless Water Heater 27kW, the bottom line is simple: this unit is best for homes that need reliable on-demand hot water for two to three showers and want to reclaim utility space. The reviewer found the heater heats quickly without a storage tank and that its \u003cstrong\u003eendless hot water\u003c\/strong\u003e capability and \u003cstrong\u003eself-modulating\u003c\/strong\u003e operation are the single biggest reasons to buy. Installation requires 240V and specific breakers and wiring, so plan the electrical work before purchasing.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEndless hot water:\u003c\/strong\u003e Heats water on demand so multiple showers can run without tank depletion, reducing interruptions during peak use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick heat-up:\u003c\/strong\u003e Reaches usable temperatures in under two minutes, allowing near-instant hot water at a minimum flow of 0.475 GPM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpace saving:\u003c\/strong\u003e Wall-mounted design uses about 90% less space than a traditional tank, freeing utility room or crawlspace.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy saving:\u003c\/strong\u003e Self-modulating temperature technology heats only the water you use and can lower water heating energy compared with a tank heater.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety protections:\u003c\/strong\u003e Built-in high temperature, dry-heating and electrical leakage protection separate electric and fluid systems for safer operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity for multiple showers:\u003c\/strong\u003e 27kW output supports roughly 2-3 showers depending on inlet water temperature and flow.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis unit is well suited to homeowners or renovators who need an efficient, compact water heater to serve two to three simultaneous showers or to add hot water to a secondary bathroom, kitchen, or small apartment. It appeals to those who value saved floor space and reduced standby energy loss from tank heaters.\u003c\/p\u003e\u003cp\u003eIt is not ideal for homes without 240V service or those unwilling to upgrade their breaker panel to accommodate 3x 40A double pole breakers and 3x 8AWG\/2 wiring. Buyers who expect maintenance-free longevity should also consider that some users report mixed durability experiences.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eProvides continuous hot water on demand for showers and household use.\u003c\/li\u003e\n\u003cli\u003eCompact wall-mounted design saves significant space compared with tank heaters.\u003c\/li\u003e\n\u003cli\u003eSelf-modulating heating reduces wasted energy and can lower operating costs.\u003c\/li\u003e\n\u003cli\u003eIncludes multiple safety protections to reduce risks of electrical leakage and overheating.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRequires 240V and specific electrical setup (3x 40A double pole breakers and heavy gauge wiring), which may add installation cost.\u003c\/li\u003e\n\u003cli\u003eSome customers report inconsistent temperature performance and durability issues over months of use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel series\u003c\/td\u003e\n\u003ctd\u003eEvening Tide EVT-27K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003e27kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e240 Volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRequired breakers\u003c\/td\u003e\n\u003ctd\u003e3x 40A double pole circuit breakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRequired wiring\u003c\/td\u003e\n\u003ctd\u003e3x 8AWG\/2 wires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum flow\u003c\/td\u003e\n\u003ctd\u003e0.475 GPM (1.8 L\/min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical use\u003c\/td\u003e\n\u003ctd\u003eServes 2-3 showers depending on inlet water temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Airthereal 27kW tankless heater is a strong value for households that need compact, on-demand hot water for multiple showers and can provide the required 240V electrical setup. Its fast heat-up, space savings, and safety features make it a practical replacement for a small tank, though buyers should budget for proper electrical installation and be aware of some mixed reports on long-term durability.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan this unit run multiple showers at once?\u003c\/strong\u003e\u003cbr\u003eYes, the 27kW unit is designed to support about 2-3 showers simultaneously depending on inlet water temperature and flow rates.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat electrical work is required?\u003c\/strong\u003e\u003cbr\u003eInstallation requires access to 240V, 3x 40A double pole circuit breakers and 3x 8AWG\/2 wiring; verify your breaker panel before installing.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow fast does it produce hot water?\u003c\/strong\u003e\u003cbr\u003eThe heater can reach useful hot temperatures in less than two minutes at its specified minimum flow.\u003c\/p\u003e","brand":"AIRTHEREAL","offers":[{"title":"Default Title","offer_id":46775851581659,"sku":"B0BXKHYD2R","price":379.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61h075vSzhL._AC_SL1500.jpg?v=1747588553","url":"https:\/\/gearmusthave.com\/products\/airthereal-electric-tankless-water-heater-endless-hot-water-energy-saving-self-modulation-install-anywhere-3-shower-capacity","provider":"GearMustHave","version":"1.0","type":"link"}