Heater manufacturer Schego showed off a new PTC titanium aquarium heater at Interzoo 2022. Thinner and much longer than existing models these 5/8” thick slimline heaters come in similar wattages from 100 to 600 watts, only the positive temperature coefficient material incorporated into them will help to limit their electrical resistance as the heater body … Continue reading Slimline Schego titanium heaters use PTC for better thermal management