Parkers TrueSeal thermoplastic push fit fittings are lightweight, field attachable and quickly connect to tubing without the use of tools. TrueSeal is a robust push-to-connect fitting ideal for water treatment and harsh chemical environments. Available in Acetal, Polypropylene and Kynar, TrueSeal fittings offer FDA and NSF 51 compliance; NSF 61 compliance in gray Acetal. TrueSeal in Acetal and Polypropylene has an EPDM seal, Kynar has a fluorocarbon seal. The gripping ring in TrueSeal is available with either a stainless-steel bite edge or an engineered thermoplastic bite edge.