1 1/4" Unifix Outlet Nut 32Mm Hand tighten cable compression joint Easy to use Demountable Fitting instructions included 1 1/4" Unifix Outlet Nut 32Mm Compression fittings consist of a tapered, concave conical seat; a hollow, barrel-shaped compression ring and a compression nut which is threaded onto the body of the fitting and tightened to make a leakproof connection. Although compression connections are less durable than soldered (aka sweated) connections, they are easy to install with simple tools. Features The Easi Plumb Outlet Nut for Compression Waste Pipe is for tightening compression joints. This nut is hand tightenable and requires no tools to fit. This easy to use nut is demountable and comes with full fitting instructions.