{"product_id":"hydor-eth-external-thermal-heater-in-line","title":"Hydor ETH External Thermal Heater (In Line)","description":"\u003cp\u003eHydor ETH External Thermal Heater In-Line Aquarium Heater suitable for all canister filters with 5\/8\" flexible hosing. No danger of damage if unit is run dry for short period as the ETH will switch itself off before overheating.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHydor ETH - External Thermal Heater fits in line with your filter tubing\u003c\/li\u003e\n\u003cli\u003eReliable, Simple to Use, Extremely Accurate\u003c\/li\u003e\n\u003cli\u003eSuitable for Freshwater and Saltwater aquariums\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIdeal for tropical fish breeding situations. Temperature control is adjustable between 66-90 deg F. Includes 2 Year Warranty from date of purchase.\u003c\/p\u003e\u003cp\u003eHeats with high efficiency and designed to avoid temperature variations caused by poor water circulation. The ETH external In-Line heater uses the advanced PTC system, which is a special polymer sheet, silk-screened with heating ink (like your cars windshield defroster) instead of metal coils.\u003c\/p\u003e\u003cp\u003eThis state-of-the-art system allows the unit to be left running without water for a short time with no damage. For indoor, in-line use only, the ETH external heater has an adjustable heating control, and a hanging hook for easy placement outside your aquarium. Requires tubing.\u003c\/p\u003e\u003cp\u003eSpecifications:\u003cbr\u003e300 Watt\u003cbr\u003e5\/8\" ID\u003cbr\u003e53-80 Gallon Tanks\u003c\/p\u003e","brand":"Hydor","offers":[{"title":"1. ETH 300 - 300 Wa","offer_id":48325311135964,"sku":"HY00019","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/9502\/2044\/files\/d115a53a-780563_0ac87bad1f884437863ca34050edd697_mv2.jpg?v=1774236716","url":"https:\/\/www.t-rexpets.com\/products\/hydor-eth-external-thermal-heater-in-line","provider":"T-Rex Pet Shop","version":"1.0","type":"link"}