Substrate Barrier

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Substrate Barrier — Vinyl Window Screen for Drainage Layer Separation Description: Vinyl window screen is the perfect barrier to separate your drainage layer from your substrate. S imple, effective, and easy to cut to fit any enclosure size. Why builders love substrate barriers: Prevents substrate mixing — Keeps your substrate from sinking into and clogging the drainage layer Easy to cut — Trim to fit any enclosure size or shape Allows water flow — Permeable design lets excess water drain through while holding substrate in place Durable vinyl — Won't degrade in humid vivarium conditions Best for: dart frog vivariums, tarantula enclosures, planted terrariums, and any bioactive build with a drainage layer. Show more