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The name "420" references the area of the light spectrum produced by this lamp
Features: Available as a remote or attached system
• Contains beneficial photosynthetic microorganisms
which is activated in several circumstances such as when the pH is below the set points in the operator-adjustable threshold of 0
• Stores up to 20 measurement readings
Active Aqua Titanium Submersible Reservoir Heater, 350W meters-&-solutions The name "420" references theACTIVE AQUA TITANIUM SUBMERSIBLE RESERVOIR HEATER This 350W reservoir heater is safe and reliable. It has dual outlets, adjustable temperature setting from 60. 8F to 89. 6F, an easy to read temperature indicator, and compact design. Ideal for reservoirs under 65 gallons. SPECIFICATIONS Accuracy: + 0. 5F Power rating: 100W 400W *Heater must be placed in your filled reservoir before plugging in the power supply, and should always be submerged when
