Learn more about Castle Aquatics
Replacement UV Clarifier Transformers
Replacement UV Lamp for Pressure Filter & All-in-One Filter Kit
Replacement UV Lamp for UV Clarifier
Replacement UV Transformers for Pressure Filter
Replacement Valves & Backwash for Pressure Filter
Rpl Air Line Check Valve, 2 Pck
SaltMAX, Pond Salt
Electrolytes such as potassium are essential in wound repair and in times of heavy stress, ie. during water changes or clean outs. Salt is excellent...
ScaleMAX, Fountain Limescale Remover
ScaleMAX will deep clean basin pits, cracks and crevices to ensure a new appearance all year round. ScaleMAX will also help to prolong the life...
SludgeMAX, Muck and Sludge Reducer Tabs
SludgeMAX uses a natural blend of beneficial bacteria and enzymes to break down accumulated sludge, fish waste, decaying plant material, and excess nutrients that settle...
Small Color Changing LED 3 Light Kit
The PondMAX Ultra-Series Pond & Garden Lighting range offers versatility, various options including size and colors to meet the most demanding application. The color changing...
Small Color Changing LED Starter Light
New generation remote controllable multi-color lighting to brighten up your pond or garden. The remote controller offers an easy to use multi-color and multi-functional remote...
Small Warm White LED Add-On Light
This new generation, extremely bright Warm White Add-On light makes adding additional lights simple. Comes complete with weighted base and garden spike for use in...
Small Warm White LED Starter Light
Combining the latest LED design with high quality glass reinforced plastic, this light is ultimate for any garden owner. This soft warm white light outputs...
Solar Aeration Kit W/ Battery
This high-performance solar air pump is designed to oxygenate water and create a healthier environment for fish in ponds, outdoor aquariums, and water features. Powered...
Solar Automatic Fish Feeder, 5 LB. Capacity
The PondMAX solar automatic fish feeder makes it easy to keep koi, goldfish, and pond fish on a consistent feeding routine. Ideal for vacations, busy...
Solar Powered Pump & Panel
The PondMAX Solar pond pump kit is a reliable and easy-to-use DIY solution for powering fountains, waterfalls, and backyard water features. Designed for convenience and...
Solar Pump PM150SP Replacement Parts
Solar Pump PM350SP Replacement Parts
SP250 Submersible Pre Filter
This compact, high efficiency in-pond biological pre-filter is very effective in assisting mechanical filtration and biological breakdown to ensure a cleaner, and healthier pond. It...
Spring & Fall Wheat Germ Fish Food
PondMAX Premium Spring & Fall Wheat Germ fish food offers exceptional digestibility for koi and ornamental gold fish during cooler water temperatures.Colder temperatures slow down...
Stainless Steel Fish Net 12" x 8-1/2"
PondMAX fish nets are great for safely catching your fish or scooping out debris from your pond. Ideal for small garden ponds, durable Stainless Steel...
Stainless Steel Skimmer Net
These PondMAX Pond Nets are a strong solution for keeping your pond water clear of debris and organic matter. Also useful for the temporary transplanting...
Staple Growth Fish Food
PondMAX Premium Staple Growth fish food offers specially formulated ingredients to create a high quality and perfectly balanced nutritional diet. Using quality fish food minimizes...
Stepped Diverter WYE Valve.
SF750-1000 All-in-One Submersible Filter Kits
The PondMAX All-in-One Filter is an easy-to-use pond filter system designed for practical filtration in fishponds and water features. This compact submersible filtration combines mechanical,...
SuperBIO, Pond Bacteria Booster
SuperBIO contains highly concentrated warm water natural bacteria designed to accelerate the decomposition of leaves, twigs, muck and other sediment during the spring and summer...