The 1-1/8" ID x 3/8" Wall Self Seal Pipe Insulation from Braxton Harris is designed to enhance energy efficiency in heating and cooling systems. This insulation features a self-sealing design for easy installation, ensuring a snug fit around pipes. Made from high-quality materials, it provides excellent thermal resistance and sound dampening. Ideal for use in residential and commercial applications, this insulation helps prevent heat loss and condensation, contributing to lower energy costs. Each carton contains 37 pieces, making it a convenient choice for contractors and builders.