RIDGID 43228 MegaPress Backing Strip. MegaPress pipe joining solution provides a fast, secure method to join Copper or Black Iron Pipe in commercial applications. MegaPress Systems are perfect for plumbing, heating, fire protection or potable water systems. The RIDGID 43228 MegaPress Backing Strip is a genuine part manufactured by RIDGID for MegaPress Systems. This RIDGID 43228 MegaPress Backing Strip is fully covered under RIDGID's 3-year limited performance warranty and lifetime warranty to be free of material defects. Be sure to browse the site for other MegaPress fittings and tools, along with other replacement parts.