Szudera Insulation Company, Inc. Of Grand Rapids, Michigan. Your pipe, duct and tank insulators in business since 1965. We are your mechanical heat and frost insulators when it comes to protecting yourself from the elements outside. We specialize in both commercial and industrial insulation, ensuring that your pipes, ducts and tanks are well guarded. Call Szudera Insulation Company for an estimate today at 616-459-5673.