Testing & Controllers

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Ammonia Test Kit

$19.99
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SKU: APH7057
-24%

Ammonium/Ammonia (NH4/NH3) Test Kit 0.5oz 15ml

Original price was: $19.94.Current price is: $15.19.
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SKU: SER463

Aqualife Pro Refractometer

$41.99
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SKU: AL1001

Carbonate Hardness (KH) Test Kit

$8.99
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SKU: APH7075

Carbonate Hardness (kH) Test Kit 0.5oz 15ml

$12.59
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SKU: SER461

Carbonate Hardness/General Hardness (KH/GH) Test Kit

$13.64
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SKU: APH7076
Out of stock

Fish Feedometer

$36.74
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SKU: KH100

Floating Thermometer for Ponds

$7.34
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SKU: HA3002

Freshwater Master Test Kit

$38.99
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SKU: APH1006

General Hardness (gH) Test Kit 0.5oz 15ml

$10.49
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SKU: SER462

High Range pH Test Kit 7.4-8.8

$9.44
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SKU: APH1077

LED Refractometer

$52.49
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SKU: AL1001L