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Filter Pads

Why Choose Our Filter Pads?

  • Superior Filtration – Effectively removes dirt, algae, fish waste, and other impurities.

  • Versatile & Customizable – Available in various densities and sizes to fit different filtration systems.

  • Durable & Long-Lasting – Made from high-quality materials to withstand frequent use without rapid breakdown.

  • Easy to Cut & Shape – Can be trimmed to fit your specific filter setup for optimal performance.

  • Ideal for Multiple Applications – Suitable for koi ponds, aquariums, water gardens, and other aquatic systems.

Find the Right Filter Pad for Your Needs

We offer a variety of filter pads to suit different filtration requirements, including:

  • Coarse Filter Pads – Great for capturing larger debris and preventing clogging in biological filters.

  • Fine Filter Pads – Designed for polishing water by removing smaller particles and improving water clarity.

  • Carbon-Infused Pads – Help eliminate odors, discoloration, and harmful toxins for cleaner, fresher water.

  • Bio-Media Compatible Pads – Enhance biological filtration by promoting beneficial bacteria growth.

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Koi Pond Supplies & Water Garden Equipment

Underwater Warehouse is your ultimate destination for koi pond supplies and equipment. We offer everything you need to create, maintain, and enhance stunning water features and backyard water gardens. Whether you're a seasoned pond enthusiast or just starting, our wide selection of koi pond filters, pumps, liners, water treatments, and more ensures your water feature stays beautiful. Get all your pond essentials shipped conveniently throughout the United States.

Pond Supplies, Kits, & Lighting

Discover everything you need for your koi pond or water garden at Underwater Warehouse. Our collection features essential pond supplies, including convenient pond kits for new setups or upgrades. Illuminate your water features with our variety of pond lighting options, transforming your backyard into a stunning focal point.

Water Garden Supplies

Create a peaceful water garden oasis in your backyard with Underwater Warehouse. We offer a full array of water garden supplies, including external and submersible pumps, and essential water treatments. Our products help maintain a healthy, thriving natural ecosystem, ensuring your water feature stays beautiful all year long.

Water Features and Fountains

Elevate your backyard with our stunning selection of water features and fountains. Whether you're seeking a small, decorative fountain or a grander water feature to complement your koi pond or lake, we offer a wide variety of styles and sizes. Our beautiful and functional pieces help you create a serene and inviting outdoor oasis.

Our Partners

Lighting World WarehousePond WarehouseAll Alliance LightingThe Pond & Rock Shop