Lifegard Aquatics Adjustable Quartz Glass Aquarium Heaters Size:200 Watts HP 20" 30" 40" 50"

HP 20" 30" 40" 50" 60" GB11 1/8 14 -- -- -- -- GB21 1/3 28 19 -- -- -- GB41 1 73 64 52 28 -- GB415 1

Mix with water (according to directions on bottle) and spray directly onto algae using a pressurized sprayer for best results

One teaspoon treats one thousand gallons

For use in large or small aquariums

decorative ornament

Lifegard Aquatics Adjustable Quartz Glass Aquarium Heaters Size:200 Watts HP 20" 30" 40" 50"Ships from manufacturer, typically in 5 7 business days Safe temperature zones are essential to tropical fish. While temperate fish like goldfish can survive in the wide range of household temperatures, fish from tropical climates require warmer temperatures. Lifegard Aquatics Adjustable Quartz Glass Aquarium Heaters allow you to lock in your aquarium at a set temperature. Submersible and shatterproof Safe for freshwater and saltwater tanks Easy to