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Ships within 48 hours · Estimated delivery Sep 17 - Sep 22
This item does not quality for free shipping - you will be contacted about additional shipping charges if you want this item shipped
without any additional unwanted compounds or excess carbon dioxide being created
• Display Volume: 1365L / 36gal
SOLENOID VALVE
Rated for aquariums up to 240 gallons
Tropic Marin High Precision Hydrometer Covers This item does not qualityHigh Precision Tropic Marin Hydrometer High precision hydrometer for determining the specific gravity in aquariums Many tank inhabitants are sensitive even to minor changes of the water conditions. For an exact, reliable measure of the specific gravity, Tropic Marin offers a high precision instrument. The hydrometer is handmade and designed to float vertically in the water. The maximum deviation is about 0. 001 at 77 F (25 C). How to use: Float freely