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![Lee's Presents Lees Discard-a-Stone Air Diffusers-Coarse Coarse-2 Pack. Disposable Discard-a-Stone Air Diffusers with Reusable Inserts for Attaching Airline. Excellent Aeration Device for Use in under Gravel Filters, Corner Filters, or just as Decorations. [28224]](http://cdn.petcarerx.com/img/PrdImg/408x408/18928_001_xl.jpg)
Lee's Presents Lees Discard-a-Stone Air Diffusers-Coarse Coarse-2 Pack. Disposable Discard-a-Stone Air Diffusers with Reusable Inserts for Attaching Airline. Excellent Aeration Device for Use in ...
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Price: $1.99
Regular Price: $1.99
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![Lee's Presents Lees Discard-a-Stone-Fine Fine-6 Pack. Disposable Discard-a-Stone Air Diffusers with Reusable Inserts for Attaching Airline. Excellent Aeration Device for Use in under Gravel Filters, Corner Filters, or just as Decorations. [28225]](http://cdn.petcarerx.com/img/PrdImg/408x408/18929_001_xl.jpg)
Lee's Presents Lees Discard-a-Stone-Fine Fine-6 Pack. Disposable Discard-a-Stone Air Diffusers with Reusable Inserts for Attaching Airline. Excellent Aeration Device for Use in under Gravel Filters...
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Price: $3.99
Regular Price: $4.99
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![Lee's Presents Lees Discard-a-Stone-Slim Slim-6 Pack. Disposable Discard-a-Stone Air Diffusers with Reusable Inserts for Attching Airline. Excellent Aeration Device for Use in under Gravel Filters, Corner Filters, or just as Decorations. [28227]](http://cdn.petcarerx.com/img/PrdImg/408x408/18930_001_xl.jpg)
Lee's Presents Lees Discard-a-Stone-Slim Slim-6 Pack. Disposable Discard-a-Stone Air Diffusers with Reusable Inserts for Attching Airline. Excellent Aeration Device for Use in under Gravel Filters...
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Price: $3.99
Regular Price: $4.99