Testing & Controllers*

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3′ AquaBus Cable (M/M)

$13.91
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SKU: NE146

A3 Series, Apex Pro System Apex Pro Base Unit, Energy Bar 832, Temperature, pH & ORP probes, Liquid Level and optical leak S

$877.75
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SKU: NE101
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A3 Series, Apex System – Apex Base Unit, Energy Bar 832, Temperature & pH probes, Magnetic Optical Sensor & Solid Surface Lea

$599.95
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SKU: NE144
-20%

Alkalinity KH Fritz Test Kit Fresh and Saltwater

Original price was: $13.99.Current price is: $11.19.
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SKU: FR234

Alkalinity Pro Reagent Refill Kit

$24.99
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SKU: RS1011

Alkalinity Pro Test Kit 75 Tests

$41.99
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SKU: RS1003

Ammonia Alert

$9.44
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SKU: SC6626
-20%

Ammonia Fritz Test Kit Fresh and Saltwater

Original price was: $18.99.Current price is: $15.19.
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SKU: FR231

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

Apex 1 Link Male Cable 10′

$21.89
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SKU: NE130

Apex 1 Link Male/Female Extension Cable 10′

$21.89
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SKU: NE129