{"niche":"What are the most affordable aquarium heaters under £100?","description":"What are the most affordable aquarium heaters under £100?","products":[{"brand":"Wavereef","model":"Wavereef Titanium Heater 150W","price_gbp":null,"origin_country":null,"specs":{"wattage":"100","submersible_or_hang_on":"Submersible","heating_element_material":"Quartz glass","adjustable_temperature_control":true},"confidence_score":null,"sources":[{"label":"Swell UK","url":"https://www.swelluk.com/wavereef-titanium-heaters","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-09T18:17:07.786299"}],"summary":"Aqua One Quartz Glass Heater 100W is a fully submersible quartz-glass aquarium heater with an adjustable thermostat and LED indicator, designed for small to medium tanks. It offers shatter-resistant quartz construction and automatic shutoff safety features, suitable for both freshwater and saltwater setups.","ideal_for":"Ideal for budget aquarium owners seeking an affordable under-£100 heater because it is a 100W submersible quartz glass unit with adjustable temperature control and built-in safety shutoff."},{"brand":"Aqua One","model":"Aqua One Quartz Glass Heater 100W","price_gbp":25.25,"origin_country":null,"specs":{"wattage":"100","submersible_or_hang_on":"Submersible","heating_element_material":"Quartz glass","adjustable_temperature_control":true},"confidence_score":null,"sources":[{"label":"Lifegard Aquatics (reseller)","url":"https://lifegardaquatics.com/products/adjustable-quartz-glass-heater-100-watt-bi-metal-construction","currency":"USD","source_country":"US","price":33.7,"price_gbp":25.25,"scraped_at":"2026-06-09T18:16:15.791071"}],"summary":"Aqua One Quartz Glass Heater 100W is a fully submersible quartz-glass aquarium heater with an adjustable thermostat and LED indicator, designed for small to medium tanks. It offers shatter-resistant quartz construction and automatic shutoff safety features, suitable for both freshwater and saltwater setups.","ideal_for":"Ideal for budget aquarium owners seeking an affordable under-£100 heater because it is a 100W submersible quartz glass unit with adjustable temperature control and built-in safety shutoff."},{"brand":"Aqua Nova","model":"Aqua Nova NHA-50 Quartz Heater 50W (NHA-50)","price_gbp":10.49,"origin_country":null,"specs":{"wattage":"100","submersible_or_hang_on":"Submersible","heating_element_material":"Quartz glass","adjustable_temperature_control":true},"confidence_score":null,"sources":[{"label":"Aquatic-Dublin","url":"https://aquatic-dublin.ie/Aqua-Nova-NHA-50-Aquarium-Heater-With-Thermostat-50W","currency":"USD","source_country":"US","price":14.0,"price_gbp":10.49,"scraped_at":"2026-06-09T18:16:49.973209"}],"summary":"Aqua One Quartz Glass Heater 100W is a fully submersible quartz-glass aquarium heater with an adjustable thermostat and LED indicator, designed for small to medium tanks. It offers shatter-resistant quartz construction and automatic shutoff safety features, suitable for both freshwater and saltwater setups.","ideal_for":"Ideal for budget aquarium owners seeking an affordable under-£100 heater because it is a 100W submersible quartz glass unit with adjustable temperature control and built-in safety shutoff."},{"brand":"AquaEl","model":"AquaEl Platinum Heater 200W","price_gbp":23.97,"origin_country":null,"specs":{"wattage":"100","submersible_or_hang_on":"Submersible","heating_element_material":"Quartz glass","adjustable_temperature_control":true},"confidence_score":null,"sources":[{"label":"Riverpark Aquatics","url":"https://riverparkaquatics.co.uk/aquael-platinum-heater-200-w","currency":"USD","source_country":"US","price":32.0,"price_gbp":23.97,"scraped_at":"2026-06-09T18:16:32.764428"}],"summary":"Aqua One Quartz Glass Heater 100W is a fully submersible quartz-glass aquarium heater with an adjustable thermostat and LED indicator, designed for small to medium tanks. It offers shatter-resistant quartz construction and automatic shutoff safety features, suitable for both freshwater and saltwater setups.","ideal_for":"Ideal for budget aquarium owners seeking an affordable under-£100 heater because it is a 100W submersible quartz glass unit with adjustable temperature control and built-in safety shutoff."},{"brand":"EHEIM","model":"EHEIM Jager Thermostat Heater 200W (ThermoControl 200)","price_gbp":null,"origin_country":null,"specs":{"wattage":"200 W","dimensions":"16 in x 1.4 in x null","temperature_range":"18 - 34","submersible_or_hang_on":"Fully submersible","heating_element_material":"Special laboratory glass jacket","adjustable_temperature_control":true},"confidence_score":null,"sources":[{"label":"EHEIM (manufacturer)","url":"https://eheim.com/en_GB/aquatics/technology/aquarium-heaters/thermocontrol/thermocontrol-200","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-09T18:15:43.943381"}],"summary":"The EHEIM thermocontrol 200 is a 200 W adjustable aquarium heater with a special laboratory glass jacket for even heat emission, ±0.5 °C control accuracy, and automatic dry-run shut-off. It is fully submersible, suitable for fresh and marine water, and includes a control lamp and suction-cup holder. Made in Germany with a 3-year warranty.","ideal_for":"This heater suits the question about affordable heaters under £100 because at 200 W, precise 18-34 °C adjustment, and durable glass construction it offers reliable performance at retail prices well below £100."},{"brand":"Fluval","model":"Fluval E-Series Electronic Heater 200W","price_gbp":44.94,"origin_country":null,"specs":{"wattage":"200W","dimensions":"5 x 2.8 x 35.5 cm","submersible_or_hang_on":"Fully submersible","adjustable_temperature_control":"Yes, 0.5°C increments"},"confidence_score":null,"sources":[{"label":"AquaCave","url":"https://aquacave.com/hagen-fluval-e-200-watt-electronic-aquarium-heater.html","currency":"USD","source_country":"US","price":59.99,"price_gbp":44.94,"scraped_at":"2026-06-09T18:16:01.389894"}],"summary":"The Fluval E200 is a 200W fully submersible electronic aquarium heater with dual sensors and an LCD VueTech® display that monitors temperature and alerts to out-of-range conditions. It features a protective guard, removable mounting bracket, and precise temperature adjustment in 0.5°C steps, suitable for fresh and saltwater tanks up to about 65 US gallons (250 L).","ideal_for":"Ideal for affordable heaters under £100 because it delivers precise electronic control (0.5°C increments), dual-sensor monitoring, and submersible design at a 200W power suited for tanks up to 250 L."}]}