Layout for Duct Fittings (Indoor Environment Technician's Library)

Layout for Duct Fittings teaches practical, easy-to-follow shop methods for laying out duct fittings. Illustrated step by step methods show you how to lay out: Rectangular transitions S offsets Rectangular duct elbows Square-to-round Round tapers Round tees Round elbows Use this book as a handy reference or as a textbook to learn all the methods you may need.