Viega MegaPressG couplings with stop provide secure, reliable straight-line connections for carbon-steel fuel-gas and high-oil-content piping systems. The built-in stop ensures accurate pipe insertion depth, helping installers achieve precise, consistent alignment. Designed for fast, clean installation, these couplings create tight press connections in seconds, eliminating the need for open flames, threading, or welding. Each coupling features Viega's proven HNBR sealing element along with Smart Connect technology, allowing installers to easily identify unpressed connections during testing for added safety and confidence. Engineered for demanding commercial, industrial, and residential applications, MegaPressG couplings with stop are approved for fuel gas, diesel, and fuel-oil systems. Their durable construction supports long-term performance while helping contractors reduce installation time by up to 90%. When efficiency, reliability, and accuracy matter most, MegaPressG couplings with stop deliver consistent, code-compliant results on every job. Material: Carbon Steel.