| Properties |
| |
| Ventilation |
A number of opening options to provide natural ventilation
can be incorporated into both Marvault HF and RL rooflights.
-
Centre opening
-
Hinged at one side
-
Elevating section
Each of the ventilation options is available in a choice
of either manual or hydraulic opening. Marvault HF and RL
can also be used in conjunction with automatic rain, heat
and humidity sensor systems. |
| |
| Fire Performance |
| Polycarbonate is a self-venting material that softens at relatively
low temperatures allowing fire, smoke and hot gases to escape.
Class 1(Y) deemed SAA. |
| |
| Service Temperature |
| Polycarbonate’s mechanical performance is known to remain
stable in prolonged service in temperatures ranging from -40ºC
to +100ºC. |
| |
| Impact Resistance |
| Marvault HF and RL rooflights have exceptional impact resistance
and are particularly suitable for use in areas where breakage
is a potential problem. |
| |
| Safety |
| Marvault HF and RL are available in non-fragile options. |
| |
| Part L |
| Marvault HF and RL multi skin options are available for U
values down to 1.6W/m2K. |
| |
| Longevity |
| Marvault HF and RL are manufactured from high quality UV stable
polycarbonate sheet. Marlon ST Longlife and Marlon FS are supplied
with the assurance of a 10 year limited light transmission and
breakage warranty. |
| |
| Installation |
| Marvault HF is supplied to site with bars pre-curved to tight
tolerances and glazing cut to size. For simple trouble-free
installation we recommened using one of our trained independent
installers. |
