{"product_id":"submersible-thermostat-heater","title":"Submersible Thermostat Heater","description":"\u003ch1\u003eDescription\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eThe root zone of plants are an extremely important component contributing to their metabolism and as a result, growth. If temperatures fall out of the optimal range, this will significantly stunt growth. Water heaters are used to keep a reservoir at the optimum temperature in order to allow for the most \u003cstrong\u003eefficient nutrient uptake\u003c\/strong\u003e for your plants. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDophin submersible water heaters can be fully immersed in the water and because of this, are \u003cstrong\u003ehighly efficient\u003c\/strong\u003e. These heaters can be placed fairly low in the reservoir (close to the bottom of the tank.)  \u003c\/span\u003e\u003cspan\u003eThe heater has an internal thermostat that will activate and deactivate the heater, maintaining an optimum temperature of 20 degrees C. It is usually more efficient if you position it horizontally in the tank, as this distributes the heat more evenly as apposed to positioning the heater upright. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch1\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eCompact and reliable quality\u003c\/li\u003e\n\u003cli\u003eHigh quality heating element\u003c\/li\u003e\n\u003cli\u003eFully submersible\u003c\/li\u003e\n\u003cli\u003eCan function in various nutrient solutions\u003c\/li\u003e\n\u003cli\u003eUseful in Hydroponics \u0026amp; Aquaponics\u003c\/li\u003e\n\u003cli\u003eEasy to set and adjust temperature\u003c\/li\u003e\n\u003cli\u003eIncluded vacuum cups makes it easy to place the heater in various positions.\u003c\/li\u003e\n\u003cli\u003eHigh accuracy (0.5 deg C)\u003c\/li\u003e\n\u003cli\u003eFrequency:  50Hz\u003c\/li\u003e\n\u003cli\u003eVoltage: 240V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch1\u003eDeciding on Heater Size\u003c\/h1\u003e\n\u003cp\u003e25W - (approx. 25-50 L) Reservoir\u003c\/p\u003e\n\u003cp\u003e50W - (\u003cspan data-mce-fragment=\"1\"\u003eapprox. \u003c\/span\u003e50-100 L\u003cspan data-mce-fragment=\"1\"\u003e)\u003c\/span\u003e Reservoir\u003c\/p\u003e\n\u003cp\u003e100W - (\u003cspan data-mce-fragment=\"1\"\u003eapprox. \u003c\/span\u003e100-200 L\u003cspan data-mce-fragment=\"1\"\u003e)\u003c\/span\u003e Reservoir\u003c\/p\u003e\n\u003cp\u003e150W - (\u003cspan data-mce-fragment=\"1\"\u003eapprox. \u003c\/span\u003e150-300 L\u003cspan data-mce-fragment=\"1\"\u003e)\u003c\/span\u003e Reservoir\u003c\/p\u003e\n\u003cp\u003e200W - (\u003cspan data-mce-fragment=\"1\"\u003eapprox. \u003c\/span\u003e200-400 L\u003cspan data-mce-fragment=\"1\"\u003e)\u003c\/span\u003e Reservoir\u003c\/p\u003e\n\u003cp\u003e300W - (\u003cspan data-mce-fragment=\"1\"\u003eapprox. \u003c\/span\u003e300-600 L\u003cspan data-mce-fragment=\"1\"\u003e)\u003c\/span\u003e Reservoir \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe amounts vary due to environmental factors\u003c\/em\u003e\u003c\/p\u003e","brand":"Dophin","offers":[{"title":"25W","offer_id":36425161670809,"sku":"","price":214.0,"currency_code":"ZAR","in_stock":true},{"title":"50W","offer_id":36425161703577,"sku":"","price":220.0,"currency_code":"ZAR","in_stock":true},{"title":"100W","offer_id":36425161736345,"sku":"","price":220.0,"currency_code":"ZAR","in_stock":true},{"title":"150W","offer_id":36425161769113,"sku":"","price":240.0,"currency_code":"ZAR","in_stock":true},{"title":"200W","offer_id":36425161801881,"sku":"","price":255.0,"currency_code":"ZAR","in_stock":false},{"title":"300W","offer_id":36425161834649,"sku":"","price":265.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0344\/9087\/6044\/files\/25w_Water_Heater.png?v=1750335158","url":"https:\/\/greenwares.myshopify.com\/products\/submersible-thermostat-heater","provider":"Green Houston","version":"1.0","type":"link"}