sera Sponge Hard
sera Sponge Hard
sera Sponge Hard
Filtration
Filter Media

sera Sponge Hard

ASC Quality CheckedProduct details and care guidance reviewed by Aquarium Supply Co. — not a customer rating.
In stock
$22.99
Packed for safe delivery Supplies and equipment are packed securely based on item type, cart contents, destination, and carrier route.
Clear shipping before checkout Shipping is shown before payment. Most in-stock supplies generally ship in 1–2 business days; mixed carts may follow live-order packing and weather rules.
Order support If a supply item arrives damaged, missing, or not as expected, contact support with your order number and clear photos so the order can be reviewed.
$22.99

Need help before you order? Contact support for compatibility, shipping, or add-on help.

Shipping & Delivery See fulfillment timing, delivery cost, and how mixed carts ship before checkout. Fit & filtration support Match filter media, flow, or sponge-filter fit to the aquarium before checkout. Contact Support Ask about tank fit, shipping, or practical add-ons before you order.
At a glance
  • Type: Filtration
  • Subtype: Filter Media
  • Best used for: Mechanical, biological, or sponge-based filtration matched to the aquarium
  • Sizing / fit: Match flow, media volume, or tank size before ordering
  • Shipping: Most in-stock filtration items generally ship in 1–2 business days
  • Compatibility: Confirm freshwater, saltwater, or shrimp-safe use before adding it
  • Suggested add-ons: Filter media, sponge filters, pumps, and water-care basics
  • What to avoid: Wrong sizing, poor maintenance access, or incompatible setups
Product details

Overview

sera Sponge Hard is a filtration item used to support water quality, flow, or biological stability. Check sizing, fit, and maintenance needs before use.

sera Sponge Hard is an aquarium supply item for aquarium setup, feeding, water care, filtration, maintenance, or equipment support.

Use notes: Review directions before use and match the product to your aquarium type, livestock, and system needs.

  • Type: Filtration
  • Best used for: Mechanical cleanup, biological support, sponge filtration, or better water movement depending on the product.
  • Sizing / fit notes: Match tank size, flow needs, and filter compatibility before checkout.
  • Compatibility: Confirm whether it is meant for freshwater, saltwater, planted, shrimp-safe, or reef use.
  • How to use: Install and maintain the item according to the manufacturer directions.
  • What to avoid: Avoid poor fit, undersizing, and skipping routine cleaning or media replacement.
  • Suggested add-ons: Filter media, water-care products, pumps, and other practical filtration support items.
  • Shipping notes: Filtration products ship based on cart contents and destination.
Shipping & delivery

Most in-stock supplies generally ship in 1–2 business days. Shipping methods can vary when the cart also contains live fish, shrimp, snails, plants, or other temperature-sensitive items.

  • Shipping is $39.99, with free shipping over $199.
  • Review directions before use.
  • Contact support if you are unsure about sizing or fit.

Read Shipping Details

Before you buy
  • Is this the right size or fit for your setup?
  • Does it match your freshwater, saltwater, or planted-tank needs?
  • Do you need companion items to use it correctly?
  • Have you checked the directions or best-use notes below?
  • Will it ship the way you expect with the rest of your cart?

Compatibility & Stocking • FAQ

Helpful add-ons

Helpful add-ons for the same order