AV EP Outlet Grate Extension Piece
Harmer Aluminium Roof Outlet (Domed Grate)
Grate Extension Pieces are for applications where it is necessary to raise the level of the grate above the body of the outlet such as in inverted roof construction.
The Grate Extension Pieces will accept domical grates and terrace grates but not standard flat grates. Terrace Grates can be used only in connection with grate extension pieces. The extension pieces can be cut down if necessary to suit the thickness of paving or tiles. This can be done easily on site with a hacksaw, or, if required, extension pieces can be
trimmed prior to delivery. Grate Extension Pieces are supplied with one set of stainless steel extension studsper outlet