UP D-625 Undergravel Filter

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Promotes under gravel for bio filtration

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$ 4.10

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Brand: Others

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Undergravel Filter

The UP D-625 Undergravel Filter is a biological filtration system for fresh or saltwater aquarium.

The filter circulates water through the gravel bed and oxygenates it, promotes beneficial bacteria growth for bio filtration.


  • Improves water circulation in the aquarium
  • Neutralises water temperature and cultivates bio-bacteria growth
  • Promotes natural bio filtration in aquarium
  • Suitable for both freshwater and marine reef aquarium.

Can use with different types of filters - eg. air filter, power head filter, top filter, sponge filter, rain bar units etc. All these filters provide double filtration effect to make water crystal-clear and obtain optimum filtration effect.

The multi-function bottom filter is easy to assemble and flexible enough to fit on most mini aquarium tank, including open concept tank.


D-625 Gravel Filter (20 x 14cm)

Shop for Aquarium Undergravel Filters

N30 is the authorised dealer in Singapore for aquarium undergravel filters.

Order your aquarium undergravel filters online today at n30.com.sg

About N30

About N30 Tank

N30 Tank Pte. Ltd. is a leading manufacturer of custom-made fish tanks cabinets. As a tank maker, we supply aquarium cabinets to homes and offices locally as well as ship orders worldwide.

N30 provides expertise in the construction of large acrylic aquariums, such as those in Underwater World (Resort World Sentosa). We supply customised storage tanks to fish farms such as Qian Hu, and to major restaurants. The N30 brand name is trusted for quality workmanship in the industry.

N30 has developed unique glass-sealing techniques, which allows us to produce very large tanks (such as 30-feet long) without issue of water leakage. For all custom-made fish tanks, N30 assures customers of Five Years Warranty against water leakage.

To support the needs of aquarium hobbyists, N30 is also offering a wide range of aquarium accessories such as filters, pumps, lighting, wave makers, skimmers... for sale online. We encourage customers to browse and shop online at n30.com.sg for accessories. It is convenient and we provide free delivery for orders (see the online store terms and conditions for details).

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Loyalty Points (N30 Member Rewards)

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N30 members earn five points per dollar spent online at n30.com.sg. Each point is worth S$0.01 in cash value.

Convert points into eVouchers redeemable for discounts on your orders.

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When you purchase S$100 of aquarium accessories online at n30.com.sg, you will earn 500 points in your N30 account. You may convert the 500 points into an eVoucher worth S$5. To use this eVoucher on your next order, simply enter the unique eVoucher code in your shopping cart before you check out. That's all!

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