Product Overview

About this item

• ✅ POWERFUL NATURAL BIO-FILTER – Features an ultra-porous microscopic structure that acts as a premium, natural biological filter. It provides massive surface area for beneficial nitrifying bacteria to colonize, naturally cleaning your water and reducing harmful ammonia and nitrates.
• ✅ GUARANTEED ZERO pH CHANGES – 100% natural, raw, and completely inert. These volcanic pumice rocks will never alter your water chemistry, spike your pH levels, or increase water hardness. Safe for sensitive dwarf shrimps, community fish, and live plants.
• ✅ CERTIFIED FISH-SAFE & NON-TOXIC – Ethically sourced and raw. Free from artificial dyes, chemical color glazes, and harmful pollutants, ensuring a completely clean, pristine, and biologically safe habitat for your aquatic ecosystems.
• ✅ PREMIUM RUKDA QUALITY GUARANTEE – Backed by the trusted reputation of RUKDA. pack is hand-sorted and inspected to provide high-character, durable, premium volcanic formations sculpted naturally by the earth.
• ✅ EASY MAINTENANCE & CARE – These structural stones are highly durable and long-lasting with zero decay or breakdown. Simply clean off external algae or debris under running water during regular maintenance to keep them looking pristine.
• ✅ HASSLE-FREE 10-DAY RETURN POLICY – Buy with absolute confidence. If these assorted natural shapes do not fit your exact creative layout or layout design after opening them, you can easily return the product within 10 days for a quick solution.