The Planted Tank Forum - View Single Post - Yikesjason's 150 wide discus tank: holiday decor
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Old 06-23-2010, 03:09 PM   #8
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Try making your hill shape out of tiers of eggcrate. You could put a lip at the edge of each tier to hold substrate better. Then go over the whole thing with pond foam and embed some substrate into it before it's fully cured, so it matches the scape in any spots that aren't actually covered.
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