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Aquarium Heaters: Marineland Visi-Therm Aquarium Heaters
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Aquarium Systems Marineland Visi-therm submersible aquarium heater 25 Watts 25W visitherm
Marineland 25 Watt Visi-Therm Submersible Heater
Our Price: $17.83
Sale Price: $15.29
You save $2.54!
In Stock

The Marineland 25 Watt Visi-Therm Submersible Heater is perfect for freshwater and marine aquariums.

Features:
  • 9" Tall
  • For aquariums up to 5 gallons
  • Gives precise control to accurately set temp to + or - 1F with every "click"
  • Advanced mounting bracket securely attaches to glass and provides 3 window positions to view temp display from multiple angles
  • LED lights when heater is operating
  • Easy-to-view sliding scale tells the exact temperature setting
  • Double strength glass casing for extra durability
Aquarium Systems Marineland Visi-therm submersible aquarium heater 50 Watts 50W visitherm
Marineland 50 Watt Visi-Therm Submersible Heater
List Price: $30.99
Our Price: $17.83
Sale Price: $15.29
You save $15.70!
In Stock

The Marineland 50 Watt Visi-Therm Submersible Heater is perfect for freshwater and marine aquariums.

Features:
  • 9" Tall
  • For aquariums up to 12 gallons
  • Gives precise control to accurately set temp to + or - 1F with every "click"
  • Advanced mounting bracket securely attaches to glass and provides 3 window positions to view temp display from multiple angles
  • LED lights when heater is operating
  • Easy-to-view sliding scale tells the exact temperature setting
  • Double strength glass casing for extra durability
Aquarium Systems Marineland Visi-therm submersible aquarium heater 75 Watts 75W visitherm
Marineland 75 Watt Visi-Therm Submersible Heater
List Price: $28.99
Our Price: $17.83
Sale Price: $15.29
You save $13.70!
In Stock

The Marineland 75 Watt Visi-Therm Submersible Heater is perfect for freshwater and marine aquariums.

Features:
  • 10" Tall
  • For aquariums up to 20 gallons
  • Gives precise control to accurately set temp to + or - 1F with every "click"
  • Advanced mounting bracket securely attaches to glass and provides 3 window positions to view temp display from multiple angles
  • LED lights when heater is operating
  • Easy-to-view sliding scale tells the exact temperature setting
  • Double strength glass casing for extra durability
Aquarium Systems Marineland Visi-therm submersible aquarium heater 100 Watts 100W visitherm
Marineland 100 Watt Visi-Therm Submersible Heater
List Price: $40.99
Our Price: $18.83
Sale Price: $16.19
You save $24.80!
In Stock

The Marineland 100 Watt Visi-Therm Submersible Heater is perfect for freshwater and marine aquariums.

Features:
  • 10.5" Tall
  • For aquariums up to 29 gallons
  • Gives precise control to accurately set temp to + or - 1F with every "click"
  • Advanced mounting bracket securely attaches to glass and provides 3 window positions to view temp display from multiple angles
  • LED lights when heater is operating
  • Easy-to-view sliding scale tells the exact temperature setting
  • Double strength glass casing for extra durability
150 Watt Marineland Visi-Therm Submersible Heater
Marineland 150 Watt Visi-Therm Submersible Heater
Our Price: $19.79
Sale Price: $17.09
You save $2.70!
(Out of Stock)

The Marineland 150 Watt Visi-Therm Submersible Heater is perfect for freshwater and marine aquariums.

Features:
  • 12" Tall
  • For aquariums up to 40 gallons
  • Gives precise control to accurately set temp to + or - 1F with every "click"
  • Advanced mounting bracket securely attaches to glass and provides 3 window positions to view temp display from multiple angles
  • LED lights when heater is operating
  • Easy-to-view sliding scale tells the exact temperature setting
  • Double strength glass casing for extra durability
Aquarium Systems Marineland Visi-therm submersible aquarium heater 200 Watts 200W visitherm
Marineland 200 Watt Visi-Therm Submersible Heater, UL Listed
List Price: $51.49
Our Price: $20.49
Sale Price: $17.89
You save $33.60!
In Stock

The Marineland 200 Watt Visi-Therm Submersible Heater is perfect for freshwater and marine aquariums.

Features:
  • UL Listed
  • 13.5" Tall
  • For aquariums up to 55 gallons
  • Gives precise control to accurately set temp to + or - 1F with every "click"
  • Advanced mounting bracket securely attaches to glass and provides 3 window positions to view temp display from multiple angles
  • LED lights when heater is operating
  • Easy-to-view sliding scale tells the exact temperature setting
  • Double strength glass casing for extra durability
Aquarium Systems Marineland Visi-therm submersible aquarium heater 250 Watts 250W visitherm
Marineland 250 Watt Visi-Therm Submersible Heater, UL Listed
List Price: $47.99
Our Price: $21.79
Sale Price: $18.79
You save $29.20!
In Stock

The Marineland 250 Watt Visi-Therm Submersible Heater is perfect for freshwater and marine aquariums.

Features:
  • UL Listed
  • 14.5" Tall
  • For aquariums up to 70 gallons
  • Gives precise control to accurately set temp to + or - 1F with every "click"
  • Advanced mounting bracket securely attaches to glass and provides 3 window positions to view temp display from multiple angles
  • LED lights when heater is operating
  • Easy-to-view sliding scale tells the exact temperature setting
  • Double strength glass casing for extra durability
Aquarium Systems Marineland Visi-therm submersible aquarium heater 300 Watts 300W visitherm
Marineland 300 Watt Visi-Therm Submersible Heater, UL Listed
List Price: $56.69
Our Price: $22.89
Sale Price: $19.69
You save $37.00!
In Stock

The Marineland 300 Watt Visi-Therm Submersible Heater is perfect for freshwater and marine aquariums.

Features:
  • UL Listed
  • 15" Tall
  • For aquariums up to 80 gallons
  • Gives precise control to accurately set temp to + or - 1F with every "click"
  • Advanced mounting bracket securely attaches to glass and provides 3 window positions to view temp display from multiple angles
  • LED lights when heater is operating
  • Easy-to-view sliding scale tells the exact temperature setting
  • Double strength glass casing for extra durability
Replacement Mounting Bracket w/ Suction Cups for all Marineland Visi-Therm Submersible Heaters
Marineland Visi-Therm Deluxe Heater Mounting Bracket w/ Suction Cups (Item 00.40.014)
Our Price: $2.99
In Stock

Replacement  Mounting Bracket w/ Suction Cups for all Marineland Visi-Therm Submersible Heaters. Item 00.40.014.