{"product_id":"marina-300w-pre-set-heater","title":"MARINA Submersible Pre Set Heater 300w","description":"\u003cp\u003eThe Marina Submersible Pre‑Set Heater 300W delivers reliable, consistent heating for freshwater and marine aquariums up to around 300 litres (80 US gallons). Fully submersible and constructed from impact‑resistant glass, this heater is engineered for safety and durability. It features an easy‑access temperature set dial, a clear on\/off pilot light, and a protective bumper guard to safeguard fish from direct contact.\u003c\/p\u003e\r  \u003cp\u003eDesigned for simplicity and convenience, the heater includes a bracket with suction cups for secure installation, making it suitable for both new aquariums and as a replacement unit. Whether for tropical fish or marine setups, it provides stable water temperatures without hassle, helping maintain a healthy aquatic environment.\u003c\/p\u003e\r  \u003ch3\u003eKey Features:\u003c\/h3\u003e\r \u003cul\u003e\r   \u003cli\u003e300 W submersible aquarium heater\u003c\/li\u003e\r   \u003cli\u003eSuitable for tanks up to ~300 L (both freshwater and marine)\u003c\/li\u003e\r   \u003cli\u003eImpact‑resistant glass construction with waterproof sealing\u003c\/li\u003e\r   \u003cli\u003eEasy-access temperature control dial\u003c\/li\u003e\r   \u003cli\u003eOn\/off pilot light for operating status\u003c\/li\u003e\r   \u003cli\u003eProtective bumper guard for fish safety\u003c\/li\u003e\r   \u003cli\u003eBracket with suction cups for secure, adjustable mounting\u003c\/li\u003e\r \u003c\/ul\u003e\r  \u003cp\u003eThe Marina 300W Submersible Heater is a dependable, no‑fuss solution to maintain stable water temperatures in medium to large aquariums. Its robust build and straightforward controls make it a great choice for both casual hobbyists and experienced aquarists alike.\u003c\/p\u003e\r  \u003ch3\u003eSpecifications:\u003c\/h3\u003e\r \u003cul\u003e\r   \u003cli\u003ePower: 300 W\u003c\/li\u003e\r   \u003cli\u003eSuitable aquarium volume: up to ~300 L\u003c\/li\u003e\r   \u003cli\u003eMaterial: Impact‑resistant glass\u003c\/li\u003e\r   \u003cli\u003eMounting: Submersible with suction cup bracket\u003c\/li\u003e\r   \u003cli\u003eTemperature control: Pre‑set dial\u003c\/li\u003e\r   \u003cli\u003eSafety features: Bumper guard, waterproof sealing\u003c\/li\u003e\r   \u003cli\u003eIncluded: Heater with suction-bracket and cable\u003c\/li\u003e\r \u003c\/ul\u003e\u003cscribe-shadow id=\"crxjs-ext\" data-crx=\"okfkdaglfjjjfefdcppliegebpoegaii\" style=\"position: fixed; width: 0px; height: 0px; top: 0px; left: 0px; z-index: 2147483647; overflow: visible; visibility: visible;\"\u003e\u003c\/scribe-shadow\u003e","brand":"Marina","offers":[{"title":"Default Title","offer_id":54936941101395,"sku":"1012777","price":13.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1076\/9324\/4755\/files\/stegf0nzvxt.jpg?v=1789377878","url":"https:\/\/progradewarehouse.com\/products\/marina-300w-pre-set-heater","provider":"PRO GRADE WAREHOUSE","version":"1.0","type":"link"}