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4″ Backdraft Damper
Made of galvanized steel. Prevents reverse air flow when fans are shut off. Saves CO2 and prevents odors from...
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4″ Butterfly Clamp
No screwdriver needed! These stainless steel clamps work well on irrigation hoses and small ducting by preventing water and...
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4″ Butterfly Clamp
No screwdriver needed! These stainless steel clamps work well on irrigation hoses and small ducting by preventing water and...
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4″ Duct Muffler
These fully assembled high-performance Duct Mufflers are non-toxic, fire-resistant, and use commercial grade acoustical neoprene foam made specifically for...
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4″ High Output In Line Duct Fan 171 CFM
4″ High-Output In-Line Duct Fan. Air flow is an essential component in any horticulture configuration. These fans can be...
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4″ Saucers
Made from high quality clear plastic these reusable saucers come in a variety of sizes and help to keep...
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4″ Square Grow Lids
Dual-sided 5.5mil grow lids have a white face to reflect light back to the plants and a black side...
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