high density teflon tape for plumbing are used for high pressure systems,for critic and special purpose. According to MIL-T27730A, UL.

High density teflon tape is thicker and heavier tape. it’s easy to apply and creates a more effective seal with less tape,and no need for pipe dope. It’s used on all threads made by galvanized steel,iron,brass copper,aluminum,stainless steel,polyethylene,polypropylene,pvc,cpvc,abs,fiberglass and more.