I used them with lava rocks as a base for a bottom substrate in my tank and even when I was filling bags with lava rocks I only saw one small tear, that was not a problem.
πΏ Enhance Your Freshwater Fish Tank with Greenpro Java Fern on Driftwood Live Aquarium Plants
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𧲠Efficient Magnetic Fish Tank Cleaner: KEDSUM Floating Clean Brush with Handle Design
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