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Bio-Chem Stars are a biological filtration medium that provide a substrate for the optimum growth of beneficial bacteria. For fresh and saltwater aquariums.

Fully submersible. top light. csa approved. highly accurate. computer calibrated thermostat. precise easy adjustment. six foot cord. dual indicator top light system. automatic shut off.

Product Details
Assemble heater with clips and suction cups. mount in aquarium in area of continuous water circulation. can be placed anywhere in tank. place heater in water let sit for 15 minutes before plugging in. 100 watt for 15 to 30 gallon tanks.
Rubber plastic glass metal.

Automate the feeding of your fish.

Extremely quiet and powerful aquarium air pumpMaintains optimum airflow even in deep aquariumsModels 200-400 feature adjustable airflow ratePrecisely engineered Rena air pumps minimize noise and vibrations for extremely quiet operation. Their curved casing and expansion chambers help absorb vibrations to significantly reduce noise output compared to standard air pumps. Careful fitting of the base further ensures soundproofing. Plus, they're powerful enough to maintain optimum flow rates under the greatest of depths, even with a clogged airstone. Rena's sleek, European, contoured design is available in a variety of sizes to suit most aquariums.Model #Aquarium SizeMaximum VolumeOutletsAdjustable Control501-10 gallons50 liters/hr1NA10010-20 gallons120 liters/hr1NA20020-30 gallons160 liters/hr1130030-80 gallons200 liters/hr1140065-160 gallons2 x 200 liters/hr22Features:Noise Suppression Chambers - Absorb vibrations caused by valve and air movement.Vibration Reduction Design - Traps vibrations caused by motor operation.Unique Precision Assembly - Base and housing are securely fitted to contain noise within the housing.Powerful Pump Technology - Produces maximum air output even in deep aquariums.Control Knob on Rena Air 200, 300, 400 - Adjustable airflow rate for custom control.Two Air Hose Outlets on the Rena 400 - Each controlled separately by its own air control knob.Please click on "More Information" for operating instructions and maintenance.Tips from our Techs RENA air pumps are ideal for creating a bubble wall in tall aquariums. They're strong enough to easily push air into deep aquariums, helping release toxic gasses and allowing oxygen to enter.

Extremely quiet and powerful aquarium air pumpMaintains optimum airflow even in deep aquariumsModels 200-400 feature adjustable airflow ratePrecisely engineered Rena air pumps minimize noise and vibrations for extremely quiet operation. Their curved casing and expansion chambers help absorb vibrations to significantly reduce noise output compared to standard air pumps. Careful fitting of the base further ensures soundproofing. Plus, they're powerful enough to maintain optimum flow rates under the greatest of depths, even with a clogged airstone. Rena's sleek, European, contoured design is available in a variety of sizes to suit most aquariums.Model #Aquarium SizeMaximum VolumeOutletsAdjustable Control501-10 gallons50 liters/hr1NA10010-20 gallons120 liters/hr1NA20020-30 gallons160 liters/hr1130030-80 gallons200 liters/hr1140065-160 gallons2 x 200 liters/hr22Features:Noise Suppression Chambers - Absorb vibrations caused by valve and air movement.Vibration Reduction Design - Traps vibrations caused by motor operation.Unique Precision Assembly - Base and housing are securely fitted to contain noise within the housing.Powerful Pump Technology - Produces maximum air output even in deep aquariums.Control Knob on Rena Air 200, 300, 400 - Adjustable airflow rate for custom control.Two Air Hose Outlets on the Rena 400 - Each controlled separately by its own air control knob.Please click on "More Information" for operating instructions and maintenance.Tips from our Techs RENA air pumps are ideal for creating a bubble wall in tall aquariums. They're strong enough to easily push air into deep aquariums, helping release toxic gasses and allowing oxygen to enter.

Extremely quiet and powerful aquarium air pumpMaintains optimum airflow even in deep aquariumsModels 200-400 feature adjustable airflow ratePrecisely engineered Rena air pumps minimize noise and vibrations for extremely quiet operation. Their curved casing and expansion chambers help absorb vibrations to significantly reduce noise output compared to standard air pumps. Careful fitting of the base further ensures soundproofing. Plus, they're powerful enough to maintain optimum flow rates under the greatest of depths, even with a clogged airstone. Rena's sleek, European, contoured design is available in a variety of sizes to suit most aquariums.Model #Aquarium SizeMaximum VolumeOutletsAdjustable Control501-10 gallons50 liters/hr1NA10010-20 gallons120 liters/hr1NA20020-30 gallons160 liters/hr1130030-80 gallons200 liters/hr1140065-160 gallons2 x 200 liters/hr22Features:Noise Suppression Chambers - Absorb vibrations caused by valve and air movement.Vibration Reduction Design - Traps vibrations caused by motor operation.Unique Precision Assembly - Base and housing are securely fitted to contain noise within the housing.Powerful Pump Technology - Produces maximum air output even in deep aquariums.Control Knob on Rena Air 200, 300, 400 - Adjustable airflow rate for custom control.Two Air Hose Outlets on the Rena 400 - Each controlled separately by its own air control knob.Please click on "More Information" for operating instructions and maintenance.Tips from our Techs RENA air pumps are ideal for creating a bubble wall in tall aquariums. They're strong enough to easily push air into deep aquariums, helping release toxic gasses and allowing oxygen to enter.

Extremely quiet and powerful aquarium air pumpMaintains optimum airflow even in deep aquariumsModels 200-400 feature adjustable airflow ratePrecisely engineered Rena air pumps minimize noise and vibrations for extremely quiet operation. Their curved casing and expansion chambers help absorb vibrations to significantly reduce noise output compared to standard air pumps. Careful fitting of the base further ensures soundproofing. Plus, they're powerful enough to maintain optimum flow rates under the greatest of depths, even with a clogged airstone. Rena's sleek, European, contoured design is available in a variety of sizes to suit most aquariums.Model #Aquarium SizeMaximum VolumeOutletsAdjustable Control501-10 gallons50 liters/hr1NA10010-20 gallons120 liters/hr1NA20020-30 gallons160 liters/hr1130030-80 gallons200 liters/hr1140065-160 gallons2 x 200 liters/hr22Features:Noise Suppression Chambers - Absorb vibrations caused by valve and air movement.Vibration Reduction Design - Traps vibrations caused by motor operation.Unique Precision Assembly - Base and housing are securely fitted to contain noise within the housing.Powerful Pump Technology - Produces maximum air output even in deep aquariums.Control Knob on Rena Air 200, 300, 400 - Adjustable airflow rate for custom control.Two Air Hose Outlets on the Rena 400 - Each controlled separately by its own air control knob.Please click on "More Information" for operating instructions and maintenance.Tips from our Techs RENA air pumps are ideal for creating a bubble wall in tall aquariums. They're strong enough to easily push air into deep aquariums, helping release toxic gasses and allowing oxygen to enter.

Extremely quiet and powerful aquarium air pumpMaintains optimum airflow even in deep aquariumsModels 200-400 feature adjustable airflow ratePrecisely engineered Rena air pumps minimize noise and vibrations for extremely quiet operation. Their curved casing and expansion chambers help absorb vibrations to significantly reduce noise output compared to standard air pumps. Careful fitting of the base further ensures soundproofing. Plus, they're powerful enough to maintain optimum flow rates under the greatest of depths, even with a clogged airstone. Rena's sleek, European, contoured design is available in a variety of sizes to suit most aquariums.Model #Aquarium SizeMaximum VolumeOutletsAdjustable Control501-10 gallons50 liters/hr1NA10010-20 gallons120 liters/hr1NA20020-30 gallons160 liters/hr1130030-80 gallons200 liters/hr1140065-160 gallons2 x 200 liters/hr22Features:Noise Suppression Chambers - Absorb vibrations caused by valve and air movement.Vibration Reduction Design - Traps vibrations caused by motor operation.Unique Precision Assembly - Base and housing are securely fitted to contain noise within the housing.Powerful Pump Technology - Produces maximum air output even in deep aquariums.Control Knob on Rena Air 200, 300, 400 - Adjustable airflow rate for custom control.Two Air Hose Outlets on the Rena 400 - Each controlled separately by its own air control knob.Please click on "More Information" for operating instructions and maintenance.Tips from our Techs RENA air pumps are ideal for creating a bubble wall in tall aquariums. They're strong enough to easily push air into deep aquariums, helping release toxic gasses and allowing oxygen to enter.

Silent, yet powerful air pumps feature noise suppression chambers, long-lasting diaphragm, and a unique precision locking base.

Maintains optimum air flow even in the deepest aqariums. cam be used even in sound sensitive environments. do not place in aquarium water. do not store or install where it will be exposed to weather or freezing temperatures. for indoor use only.

Product Details
For indoor use only. follow enclosed directions for proper hookup and placement. do not place unit in aquarium water. install unit above the water line.
Gallon
Features replaceable diaphram and valve block. rate can be easily adjusted. rubber plastic glass metal. unit contains two adjustable air outlets. for indoor use only. contains one air pump and instructions for installation.