"Plain Oil finish on Unistrut channel is an oiled finish that is applied to the raw material by the steel mill. The cold rolling process used to form Unistrut channel removes the excess of this oil and the residue provides a modicum of protection for the channel in storage. The plain finish on Unistrut fittings is that of the commercial bar stock input material. No surface treatment is applied to plain finish fittings, traditionally
Plain Oil channel channels deliver a cost effective and efficient solution for all. Plain channels have no slots and holes in both the deep and shallow profiles to ensure professional tradespeople have a number of easy to fix options to hand, also available in pre-galvanised, hot dip galvanised and stainless steel."