The Insulators Field Guide is a collection of useful utilities, reference guides, and sizing tables for professional insulators in the industrial, commercial, and HVAC sectors. There is something for everyone that works with mechanical insulation and is a great resource to have in the field as challenges arise. The Insulators Field Guide was developed to give insulators access to fast, accurate information and support commonly needed in the field. Our primary goal is to help our users complete their projects safely, accurately, profitably and on time.