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76 - 100 of 102
Aqua UV Ultima II Filter

Aqua UV Ultima II Filter

Product Highlight(s): Specifically engineered to meet the environmental demands of fish ponds The lightweight media is designed for very high flow rates Low head loss Very high biofilm surface This is the n...

From $480.20
Lifegard Aquatics 3 inch Cap with couplings for QL UV sterilizers - 175109

Lifegard Aquatics 3 inch Cap with couplings for QL UV sterilizers - 175109

Lifegard Aquatics 3 inch Cap with couplings - R175109

$14.49
Nu-Clear Premium Activated Carbon 7 lbs for Nu-Clear 566

Nu-Clear Premium Activated Carbon 7 lbs for Nu-Clear 566

Nu-Clear Premium Activated Carbon 7 lbs for Nu-Clear 566

$44.99
American Marine Pinpoint Oxygen Monitor

American Marine Pinpoint Oxygen Monitor

American Marine PINPOINT II Oxygen Monitor PINPOINT II Oxygen Monitor™ will quickly and accurately display a digital readout for dissolved oxygen in either % oxygen or ppm saturation.  The measurement range is 00.0-20.0...

$273.49
Dolphin One Star Air Pump 1-outlet, Rheostat

Dolphin One Star Air Pump 1-outlet, Rheostat

Dolphin One Star Air Pump: Tank Size: 55 gal. Number of outlets: 1 Adjustable Air Flow : w/ Rheostat  Power Consumption: 2.5W Capacity: 150 liter/hour (2.5 PSI) One star : Max CFM .09 Dimensions:...

$14.99
Hanna Instruments Electrode Cleaning Solution, 250 ml

Hanna Instruments Electrode Cleaning Solution, 250 ml

Hanna Instruments Electrode Cleaning Solution, 250 ml

$11.99
Hanna Instruments Combination pH and ORP Tester

Hanna Instruments Combination pH and ORP Tester

The newest member to Hanna instruments Combo series of combination waterproof testers with advanced functions is HI 98121, designed for simultaneous pH and ORP measurements. HI 98121 also reads temperature, which is continuously ...

$167.49
American Marine Pinpoint ORP Controller

American Marine Pinpoint ORP Controller

American Marine PINPOINT ORP Controller PINPOINT ORP (REDOX) Controller™ is an inexpensive rugged controller complete with a platinum ORP probe. This device will automate another electrical device like an ozonizer or ozone g...

$199.99
Hanna Instruments Replacement Electrode for HI98121, HI 98127, HI 98128, HI98129, HI98130

Hanna Instruments Replacement Electrode for HI98121, HI 98127, HI 98128, HI98129, HI98130

Spare electrode for HI 98121, HI 98127, HI 98128, HI 98129 and HI 98130

$55.49
Hagen-Laguna PowerGlo Color Lens

Hagen-Laguna PowerGlo Color Lens

Add-on colour lens is specifically designed to fit on Laguna PowerGlo Pond Lights. Fast and easy snap-on installation. Sit back and enjoy the colour light display. Available in four colors: Red, Blue, Green, Amber.

From $0.38
Hanna Instruments Combo pH/EC/TDS/Temperature Tester with Low Range EC

Hanna Instruments Combo pH/EC/TDS/Temperature Tester with Low Range EC

The HI 98129 Combo waterproof tester offer high accuracy pH, EC/TDS and temperature measurements in a single tester! No more switching between meters for your routine measurements. The waterproof Combo (it even floats) has a large...

$160.49
Tower Inline GFCI Cord Set with Single Connector (18 inch)

Tower Inline GFCI Cord Set with Single Connector (18 inch)

Features: Fits most indoor and outdoor receptacles Provides protection for 2 and 3 wire grounded aplicances and tools Portable GFCI Highly visible for added safety Impact resistant Automatic Reset Feature - th...

$30.99
Aqua UV Advantage 2000 Replacement Quartz Sleeve

Aqua UV Advantage 2000 Replacement Quartz Sleeve

Replacement Quartz Sleeve for 8W Aqua Ultraviolet Advantage 2000 UV Sterilizer.

From $36.40
Aqua UV Aqua Frog UV Sterilizer

Aqua UV Aqua Frog UV Sterilizer

Decorative Spitter and Ultraviolet Sterilizer in one body. Ultraviolet is a proven dependable and effective method of controlling algae and harmful bacteria without leaving any residuals in the water. Aqua Ultraviolet utilizes the...

From $197.40
Hanna Instruments pH Electrode Ultem Body, Dbl Junction, Gel Filled, Teflon Junction, BNC, 1m Cable

Hanna Instruments pH Electrode Ultem Body, Dbl Junction, Gel Filled, Teflon Junction, BNC, 1m Cable

Spare pH electrode, with Teflon ® junction, 2 m (6.6') cable, for general purpose, water treatment and agriculture.

$51.49
Hanna Instruments 1382 ppm TDS Solution 20 ml Sachet (25pcs)

Hanna Instruments 1382 ppm TDS Solution 20 ml Sachet (25pcs)

TDS solution are produced with high-quality potassium chloride in various concentrations. They are standardized using a conductivity meter calibrated with NIST potassium chloride. HANNA instruments is one of the few producers to ...

$26.49
Ecological Laboratories Microbe-Lift Spray Flavor Enhancer (8 oz.)

Ecological Laboratories Microbe-Lift Spray Flavor Enhancer (8 oz.)

Liquid krill flavor enhancer for pond fish food. Spray onto any food to enhance flavor! Improves taste of oral medications & convalescent diets Enhances flavor of feeds with high protein content Compliments the ra...

$15.99
Master Book of the Water Garden

Master Book of the Water Garden

Includes historical overviews, plant directory and how to details on building, stocking and maintaining a garden pond. 304 pages.

$18.99
Water Gardening in Containers

Water Gardening in Containers

Create lovely ponds in any small container for indoors & outdoors. 128 pages.

$9.49
Water Gardening Basics

Water Gardening Basics

This book explains how to plan, construct and maintain a healthy water garden.

$8.99
Low Maintenance Water Gardens

Low Maintenance Water Gardens

Simple plans show how to design a water garden for easy maintenance. 127 pages.

$8.99
Hagen-Laguna 1/2 inch Hose Clamp for PowerJet Original 250 (2/pk)

Hagen-Laguna 1/2 inch Hose Clamp for PowerJet Original 250 (2/pk)

1/2in Hose Valve for PowerJet Original Pump 250 2 Pack

$0.81
Water in the Garden

Water in the Garden

WATER IN THE GARDEN by James Allison (hard cover) Covers all aspects of water gardening. Beautifully illustrated with over 200 color photographs and drawings. 160 pages.

$11.49
Seachem Laboratories Pond Flourish - 500 ml

Seachem Laboratories Pond Flourish - 500 ml

Pond Flourish™ is a liquid growth stimulator for pond plant stems and leaves. It contains a broad spectrum of essential trace elements, vitamins, and amino acids. It is rich in iron, manganese, magnesium, calcium, and potassium. I...

$9.19
76 - 100 of 102
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