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Greenhouse Testers

Greenhouse Testers

Use testers to spot test with ease around your operation to ensure proper plant growth.

See all testers.

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GroLine Nutrient Tester

MSRP:

Was:

Now: $99.99
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Total Hardness Low Range Colorimeter - Checker® HC

MSRP:

Was:

Now: $67.99
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Marine Salinity Tester

MSRP:

Was:

Now: $89.99
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High Range Nickel Colorimeter - Checker® HC

MSRP:

Was:

Now: $67.99
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Iron Colorimeter - Checker® HC

MSRP:

Was:

Now: $67.99
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Low Range Iron Colorimeter - Checker® HC

MSRP:

Was:

Now: $67.99
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Iodine Colorimeter - Checker® HC

MSRP:

Was:

Now: $67.99
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Low Range Fluoride Colorimeter - Checker® HC

MSRP:

Was:

Now: $67.99
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Color of Water Colorimeter - Checker® HC

MSRP:

Was:

Now: $67.99
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pH/ORP/Temperature Combo Tester

MSRP:

Was:

Now: $239.99
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ORP/Temperature Tester

MSRP:

Was:

Now: $174.99
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Soil Test™ Direct Soil Conductivity Tester

MSRP:

Was:

Now: $159.99

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