{"product_id":"kit-caldaia-e-boiler-sotto-controllo","title":"Smart home kit for the boiler room: flooding, smoke and temperature under watch","description":"\u003cstyle\u003e.ls-kit{--navy:#0e1b4d;--green:#73aa02;--green-soft:#eef6dc;--blue:#1f4dd8;--ink:#1a2233;--mute:#5c6778;--line:#dfe5ee;font-size:16px;line-height:1.6;color:var(--ink)}.ls-kit *{box-sizing:border-box}.ls-kit h2{font-size:24px;font-weight:700;color:var(--navy);margin:40px 0 12px;letter-spacing:-.01em}.ls-kit h3{font-size:18px;font-weight:700;color:var(--navy);margin:20px 0 6px}.ls-kit p{margin:0 0 12px}.ls-kit ul{padding-left:22px;margin:0 0 12px}.ls-kit li{margin:4px 0}.ls-hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#0e1b4d 0%,#142a6e 55%,#0e1b4d 100%);color:#fff;border-radius:16px;padding:32px 28px}.ls-hero:before{content:\"\";position:absolute;inset:auto -80px -120px auto;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(115,170,2,.55),rgba(115,170,2,0) 65%)}.ls-hero .tag{display:inline-block;background:var(--green);color:#fff;font-size:15px;font-weight:700;padding:4px 12px;border-radius:999px;letter-spacing:.04em}.ls-hero .lead{font-size:18px;color:#d6dcf0;max-width:640px;margin:0}.ls-hero .pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}.ls-hero .pill{border:1px solid rgba(255,255,255,.35);border-radius:999px;padding:6px 14px;font-size:15px;color:#fff;background:rgba(255,255,255,.06)}.ls-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-top:16px}.ls-card{background:#fff;border:1px solid var(--line);border-top:4px solid var(--green);border-radius:12px;padding:16px}.ls-card b{display:block;color:var(--navy);font-size:17px;margin-bottom:4px}.ls-card span{color:var(--mute);font-size:15px}.ls-figure{margin:16px 0;border-radius:12px;overflow:hidden;border:1px solid var(--line);background:#fff}.ls-legend{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:8px 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td{padding:10px 12px;border-top:1px solid var(--line);vertical-align:top}.ls-table td.q{white-space:nowrap;font-weight:700;color:var(--navy)}.ls-faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin:8px 0;padding:0 16px}.ls-faq summary{cursor:pointer;font-weight:700;color:var(--navy);padding:14px 0;list-style:none;display:flex;justify-content:space-between;gap:12px}.ls-faq summary::-webkit-details-marker{display:none}.ls-faq summary:after{content:\"+\";color:var(--green);font-size:22px;line-height:1}.ls-faq details[open] summary:after{content:\"–\"}.ls-faq details p,.ls-faq details ul{padding-bottom:14px;margin-bottom:0}.ls-callout{border-left:5px solid var(--green);background:#fff;border-radius:0 12px 12px 0;padding:14px 18px;margin:16px 0}.ls-callout b{color:var(--navy)}.ls-notinc{background:#fff;border:1px dashed #c8d0dc;border-radius:12px;padding:14px 18px}.ls-footer{margin-top:36px;padding-top:18px;border-top:1px solid var(--line);color:var(--mute);font-size:15px}.ls-hero .ttl{font-size:30px;line-height:1.2;margin:14px 0 8px;font-weight:800;color:#fff}.ls-table td.num{white-space:nowrap;text-align:right}.ls-table a{color:var(--blue);font-weight:600;text-decoration:underline}.ls-table tr.tot td{font-weight:800;color:var(--navy);background:var(--green-soft)}.ls-table .role{display:block;color:var(--mute);font-size:15px}.ls-buy{display:block;text-align:center;background:var(--green);color:#fff !important;font-size:20px;font-weight:800;padding:18px 20px;border-radius:14px;text-decoration:none;margin:18px 0 8px;box-shadow:0 6px 18px -8px rgba(14,27,77,.5)}.ls-buy:hover{background:#5f8f00}.ls-buy small{display:block;font-size:15px;font-weight:500;color:#eef6dc;margin-top:4px}.ls-buynote{font-size:15px;color:var(--mute);text-align:center;margin:0 0 8px}\u003c\/style\u003e\u003cdiv class=\"ls-kit\"\u003e\n\u003cdiv class=\"ls-hero\"\u003e\n\u003cspan class=\"tag\"\u003eSmart home kit · Water, gas and smoke\u003c\/span\u003e\u003cdiv class=\"ttl\"\u003eShelly boiler and hot water cylinder monitoring kit, plant room\u003c\/div\u003e\n\u003cp class=\"lead\"\u003eThree Shelly Wi-Fi sensors for the boiler room or the water heater cupboard: the Flood Gen4 with its cable probe flags leaks on the floor, the Plus Smoke flags smoke and the H\u0026amp;T Gen3 reads the room's temperature and humidity. No hub, notifications and history in the Shelly app, fitted by yourself.\u003c\/p\u003e\n\u003cdiv class=\"pills\"\u003e\n\u003cspan class=\"pill\"\u003eShelly devices\u003c\/span\u003e\u003cspan class=\"pill\"\u003eWi-Fi, without a hub\u003c\/span\u003e\u003cspan class=\"pill\"\u003eDIY installation\u003c\/span\u003e\u003cspan class=\"pill\"\u003eBuy it on Amazon.it\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ls-callout\" style=\"margin-top:16px\"\u003e\n\u003cb\u003eKit put together by Litio Store — buy it on Amazon.it.\u003c\/b\u003e This is one of the smart home kits in the Domotica Smart section: you buy the products on Amazon from a basket we have already filled, at Amazon's prices on the day, and we earn a small commission at no extra cost to you. For professional LoRaWAN installations see the Milesight kits in the same section; for a kit built to order, get in touch through the contact page.\u003c\/div\u003e\n\u003cdiv class=\"ls-cards\"\u003e\n\u003cdiv class=\"ls-card\"\u003e\n\u003cb\u003eWho it is for\u003c\/b\u003e\u003cspan\u003eFor boiler rooms, cupboards with a water heater, laundry rooms and plant spaces under the stairs.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ls-card\"\u003e\n\u003cb\u003eWhat you monitor\u003c\/b\u003e\u003cspan\u003eWater on the floor, smoke, and the room's temperature and humidity, with history.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ls-card\"\u003e\n\u003cb\u003eHow you control it\u003c\/b\u003e\u003cspan\u003eShelly app with notifications and charts; integrations with Alexa and Google Home.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ls-card\"\u003e\n\u003cb\u003eInstallation\u003c\/b\u003e\u003cspan\u003eDIY: battery sensors stood in place or fixed with screws or double-sided tape.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eWhat it does\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThe Flood Gen4, with its cable probe laid on the floor, reports water from a leak on the boiler, the water heater or the safety valve.\u003c\/li\u003e\n\u003cli\u003eThe Plus Smoke on the ceiling sounds and sends the notification if there is smoke in the room.\u003c\/li\u003e\n\u003cli\u003eThe H\u0026amp;T Gen3 logs temperature and humidity: you can see whether the room drops towards freezing in winter or stays too damp.\u003c\/li\u003e\n\u003cli\u003eThresholds in the app alert you if the temperature drops below the value you set, for instance where pipes are at risk of freezing.\u003c\/li\u003e\n\u003cli\u003eEvery alarm arrives in the same Shelly app, with a history you can look back through.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"ls-callout\"\u003eTo control the water heater or a frost heater as well, or to keep an eye on more plant rooms, get in touch through the contact page and we will suggest the right combination.\u003c\/div\u003e\n\u003cdiv class=\"ls-figure\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2510\/0896\/files\/kit-caldaia-e-boiler-sotto-controllo-smart-home-litio-store-1.jpg\" loading=\"lazy\" alt=\"Boiler and hot water cylinder monitoring kit: installation diagram\" style=\"display:block;width:100%;height:auto\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"ls-legend\"\u003e\n\u003cdiv\u003e\n\u003ci\u003e1\u003c\/i\u003eShelly Flood Gen4 flood sensor on the floor under the boiler and the water heater, with the cable probe at the lowest point.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ci\u003e2\u003c\/i\u003eShelly Plus Smoke detector on the ceiling, in the middle of the room.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ci\u003e3\u003c\/i\u003eShelly H\u0026amp;T Gen3 temperature and humidity sensor on the wall, at mid height, away from the boiler.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eHow it is installed\u003c\/h2\u003e\n\u003cdiv class=\"ls-steps\"\u003e\n\u003cdiv class=\"ls-step\"\u003e\n\u003cb\u003eWi-Fi network.\u003c\/b\u003e There is no hub: the sensors join the home router on the 2.4GHz network. Plant rooms are often far away or behind heavy doors: check with your phone that the Wi-Fi reaches the mounting point properly. If the signal is weak, fit an extender before you install. In the Shelly app you create a room for the plant room.\u003c\/div\u003e\n\u003cdiv class=\"ls-step\"\u003e\n\u003cb\u003eFlood sensor.\u003c\/b\u003e The Flood Gen4 goes on the floor near the boiler and the water heater, with the cable probe laid at the lowest point or under the safety valve discharge, where water arrives first. The sensor body stays dry and can be fixed to the wall, leaving only the probe on the floor.\u003c\/div\u003e\n\u003cdiv class=\"ls-step\"\u003e\n\u003cb\u003eSmoke, climate and batteries.\u003c\/b\u003e The Plus Smoke goes on the ceiling in the middle of the room, not directly above the flue. The H\u0026amp;T Gen3 fixes to the wall at mid height, away from the hot body of the boiler, which would skew the reading. The kit includes four Energizer AA lithium cells, because AA cells are not supplied with the Shelly sensors.\u003c\/div\u003e\n\u003cdiv class=\"ls-step\"\u003e\n\u003cb\u003eApp and pairing.\u003c\/b\u003e Fit the cells and add each sensor in the Shelly app with the setup wizard: first-time setup goes over Bluetooth, then the sensor joins the Wi-Fi. Assign the sensors to the plant room, press the test button on the smoke detector and wet the Flood probe to check the notifications.\u003c\/div\u003e\n\u003cdiv class=\"ls-step\"\u003e\n\u003cb\u003eRecommended automations.\u003c\/b\u003e Set a minimum temperature threshold on the H\u0026amp;T, a few degrees above freezing for example, with a notification. Turn on the water and smoke notifications for everyone in the household. If you add a Shelly socket or relay later, you can switch on a frost heater when the temperature drops too far.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ls-callout\"\u003e\n\u003cb\u003eContents verified.\u003c\/b\u003e Flood Gen4, Plus Smoke and H\u0026amp;T Gen3 are Shelly Wi-Fi devices and run in the same app with no hub. The kit includes a pack of four Energizer lithium AA cells, because the sensors' AA batteries are not supplied in the box; lithium copes better with the low temperatures of unheated rooms.\u003c\/div\u003e\n\u003ch2\u003eWhat's in the kit\u003c\/h2\u003e\n\u003cdiv class=\"ls-figure\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2510\/0896\/files\/kit-caldaia-e-boiler-sotto-controllo-smart-home-litio-store-2.jpg\" loading=\"lazy\" alt=\"Boiler and hot water cylinder monitoring kit: devices included\" style=\"display:block;width:100%;height:auto\"\u003e\u003c\/div\u003e\n\u003ctable class=\"ls-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eQty\u003c\/th\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eUnit price\u003c\/th\u003e\n\u003cth\u003eSubtotal\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"q\"\u003e1\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"https:\/\/www.amazon.it\/dp\/B0FPG9SGLJ?tag=06120714g-21\" target=\"_blank\" rel=\"noopener sponsored\"\u003eShelly Flood Gen4 with probe cable (AA)\u003c\/a\u003e\u003cspan class=\"role\"\u003eWater sensor\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"num\"\u003e29,90 €\u003c\/td\u003e\n\u003ctd class=\"num\"\u003e29,90 €\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"q\"\u003e1\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"https:\/\/www.amazon.it\/dp\/B0C6QRHHQW?tag=06120714g-21\" target=\"_blank\" rel=\"noopener sponsored\"\u003eShelly Plus Smoke smoke detector\u003c\/a\u003e\u003cspan class=\"role\"\u003eSmoke detector\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"num\"\u003e49,99 €\u003c\/td\u003e\n\u003ctd class=\"num\"\u003e49,99 €\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"q\"\u003e1\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"https:\/\/www.amazon.it\/dp\/B0CNS167ZG?tag=06120714g-21\" target=\"_blank\" rel=\"noopener sponsored\"\u003eShelly H\u0026amp;T Gen3 (AA)\u003c\/a\u003e\u003cspan class=\"role\"\u003eClimate sensor\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"num\"\u003e39,99 €\u003c\/td\u003e\n\u003ctd class=\"num\"\u003e39,99 €\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"q\"\u003e1\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"https:\/\/www.amazon.it\/dp\/B000IWW1G6?tag=06120714g-21\" target=\"_blank\" rel=\"noopener sponsored\"\u003eEnergizer Ultimate Lithium AA, pack of 4\u003c\/a\u003e\u003cspan class=\"role\"\u003eAccessory: batteries · needed because the device comes without batteries\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"num\"\u003e8,11 €\u003c\/td\u003e\n\u003ctd class=\"num\"\u003e8,11 €\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"tot\"\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eKit total\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd class=\"num\"\u003e127,99 €\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top:10px;font-size:15px;color:var(--mute)\"\u003ePrices taken from Amazon.it on 22\/09\/2026: they can change, and the price Amazon shows at the time of purchase is the one that applies.\u003c\/p\u003e\n\u003ca class=\"ls-buy\" href=\"https:\/\/www.amazon.it\/gp\/aws\/cart\/add.html?AssociateTag=06120714g-21\u0026amp;ASIN.1=B0FPG9SGLJ\u0026amp;Quantity.1=1\u0026amp;ASIN.2=B0C6QRHHQW\u0026amp;Quantity.2=1\u0026amp;ASIN.3=B0CNS167ZG\u0026amp;Quantity.3=1\u0026amp;ASIN.4=B000IWW1G6\u0026amp;Quantity.4=1\" target=\"_blank\" rel=\"noopener sponsored\"\u003eAdd the whole kit to your Amazon basket\u003csmall\u003e4 items, 4 pieces · optional extras are added from the individual links\u003c\/small\u003e\u003c\/a\u003e\u003cp class=\"ls-buynote\"\u003eDelivery, returns and warranty: Amazon shows these when you buy.\u003c\/p\u003e\n\u003ch2\u003eBefore you order\u003c\/h2\u003e\n\u003cdiv class=\"ls-faq\"\u003e\n\u003cdetails open\u003e\u003csummary\u003eDo you need a hub?\u003c\/summary\u003e\u003cp\u003eNo. The three sensors connect straight to the home Wi-Fi router on the 2.4GHz network and are managed in the Shelly app. You need a good signal in the plant room: if it is weak, a Wi-Fi repeater is worth adding.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes it work with Alexa, Google or Apple?\u003c\/summary\u003e\u003cp\u003eThe kit runs from the Shelly app. Temperature, humidity and sensor status can be brought into Alexa and Google Home through the Shelly integrations. Keep notifications and thresholds in the Shelly app.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDo you need an electrician?\u003c\/summary\u003e\u003cp\u003eNo. The sensors are battery-powered and either sit in place or fix with screws or double-sided tape. There is no electrical work and nothing is changed on the boiler or the water heater. At most you need a drill for the wall plugs.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat happens if there is no internet?\u003c\/summary\u003e\u003cp\u003eThe smoke detector still sounds locally. Without internet no notifications reach you away from home; the sensors start sending data again when the line comes back. Data from the period without a network may be missing from the history.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eAre batteries included?\u003c\/summary\u003e\u003cp\u003eYes, as far as needed: the kit contains four Energizer AA lithium cells, as the sensors do not come with any. The Plus Smoke uses the battery the manufacturer supplies. The charge level of every sensor is checked in the app.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eCan I control the water heater as well?\u003c\/summary\u003e\u003cp\u003eNot with this kit, which only monitors. Switching an electric water heater on and off to a schedule or with your solar needs a Shelly relay or meter in the board, fitted by an electrician. Get in touch through the contact page for the right combination.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eCan I add more sensors?\u003c\/summary\u003e\u003cp\u003eYes. You can add more Flood sensors for the washing machine and the bathrooms, more H\u0026amp;T units for the cellar or the loft and smoke alarms in the other rooms, all in the same app. Each extra device pairs through the same guided procedure.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat if a product is out of stock on Amazon?\u003c\/summary\u003e\u003cp\u003eIt happens, above all with multipacks and products that have only just come out. Get in touch through the contact page with the kit code and the item you cannot find: we will tell you the compatible alternative for the rest of the build, so the kit still works as described.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhy buy on Amazon?\u003c\/summary\u003e\u003cp\u003eWe put the kit together and tested it ourselves, choosing the parts and checking that they work together. Purchase, payment, returns and warranty are handled by Amazon: delivery times, returns and warranty are shown on Amazon at the time of purchase, item by item.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003ch2\u003eNotes\u003c\/h2\u003e\n\u003cdiv class=\"ls-notinc\"\u003e\n\u003cp style=\"margin:0 0 8px\"\u003e\u003cb\u003eNot included\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-bottom:10px\"\u003e\n\u003cli\u003eA Wi-Fi router and a repeater if needed\u003c\/li\u003e\n\u003cli\u003eBoiler, water heater and their servicing\u003c\/li\u003e\n\u003cli\u003eRelays or sockets to switch the water heater\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin:0\"\u003eAs an Amazon Associate, Litio Store earns from qualifying purchases.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ls-footer\"\u003eLitio Store SRL — smart home kits put together and checked in Italy; buy on Amazon.it.\u003c\/div\u003e\n\u003c\/div\u003e\u003c!-- \/ls-kit --\u003e","brand":"Shelly","offers":[{"title":"Default Title","offer_id":55043756392785,"sku":"KSH-SA08","price":104.91,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2510\/0896\/files\/kit-caldaia-e-boiler-sotto-controllo-smart-home-litio-store-1_7816c68d-123f-4dce-b984-a2fd9c28f03f.jpg?v=1791841046","url":"https:\/\/litio.store\/en\/products\/kit-caldaia-e-boiler-sotto-controllo","provider":"litio.store","version":"1.0","type":"link"}