10 Lot New & Improved SuperCool Slide Rule Duct Calculator Flex Metal Ductulator
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Product Details
2015 Release - NEW & Improved SuperCool Slide Rule||Including both SuperHeat and SubCooling of R410a and R22||Duct Calculator that calculates CFM||conversion for Smooth Metal to Insulation Lined Metal||Pressure Drop and Sizing for - Rectangular Metal, Round Metal, AND Round Vinyl Flex