Our standard detail can use either a metal, galvanized or aluminium frame specifically constructed to meet site dimensions or can be created using a modular pvc grating such as cellular Nordrain or Vericell.
Our detail can set a minimum 30 mm height for the drainage layer, and 14 mm for the SF-1 mat.
Yes - refer to site condition and,
yes – contractor to verify. Contractor to submit shop drawings.
Our detail should show a drainage pipe – so the M&E can collect it or at very least, provide a local sump for run off catchment if the mat is set in an area surrounded by larger hard surface areas or if roof overflow is nearby…as we ofter do not have this information, is best to provide a pipe in the detail.