Please follow the following instructions carefully:
Installation
Store and install this product dry.
Offset the joints if installing multiple courses.
Avoid cross joints.
Install with full surface contact to substrate.
Use only with GUTEX Multiplex-top, GUTEX Ultratherm (above rafter insulation) or GUTEX Multitherm (vented facade).
Do not exceed board thickness of 60 mm under wet screed. For further floor constructions, see GUTEX Thermosafe-wd and GUTEX Thermofloor.
For best cutting results, use GUTEX blades for jigsaws, a handheld circular saw or insulation saws (e.g. FESTOOL reciprocating saw) and a vacuum fitting.
Vacuum off the dust in accordance with applicable workplace safety regulations or practices.
Fixation requirements for above-rafter insulation with batten may vary depending on screw manufacturer.