Rooftop installation

Are Dualsun panels B ROOF (t3) certified?
The B ROOF (t3) classification (t3) is determined by a fire resistance test on an entire system (supporting structure, insulation, waterproofing, inst...
Can the DualSun Spring be installed in portrait or landscape mode (or both)?
Please note, it is very important to distinguish our two generations of SPRING: The SPRING3 with its polymer exchanger and the SPRING4 with its alumin...
What is the maximum load for DualSun panels in pressure and vacum (snow/wind)?
During the certification tests of the DualSun panels, our certification bodies such as TÜV Rheinland have shown that they can withstand with the appro...
Is it possible to walk on DualSun panels?
No , just as with all other photovoltaic panels. However, you can walk on the panels’ framing, taking care not to step on the solar cells themselves.
Is it necessary to have headers on a new wood frame construction to install solar panels?
No , it is not necessary to add headers to the wood frame of a new house. The rafters are used directly as a support for the installation system , s...
Can I install the DualSun solar panels myself?
If you are a professional installer, then of course you can install DualSun solar panels yourself. If you are not, it’s preferable to go through one o...
What is the resistance of photovoltaic panels to acoustic vibrations?
To date there is no standardized test to assess the impact of sound vibrations, particularly in the resonance frequency range for photovoltaic module...
What is the process for grounding a rooftop installation?
The grounding cable of the photovoltaic solar panels and of the installation as a whole must have a minimum cross-sectional area, which depends on the...
What is the minimum inclination of the DualSun panels?
At the opposite of the regular thermal panels, DualSun SPRING and FLASH panels do not have minimum inclination angle to respect for proper fonctionnin...
How to do the maintenance of DualSun panels ?
The maintenance of the DualSun panel on a solar installation is no more difficult than the maintenance of the panel of a thermal solar installation.  ...
How much space should be between 2 DualSun panels in the same line?
The spacing between 2 DualSun panels of the same line depends on the installation system. The width of the module clamps on the installation system de...
Which compressibility class for insulation must I choose on flat roofs to install solar panels?
Any roof whose slope is less than 15%, and which is then considered a flat roof, must have at least class C insulation to accommodate the installati...
Are Dualsun panels compatible with a zinc roof?
Yes , thanks to dedicated hooks for zinc roofs available from most fastening manufacturers. One solution is to hook the rails into the groove of the z...
How to store DualSun panels before installation?
First of all, we do not recommend intermediate storage between the distributor and the final site. If ever there is a need, to avoid any accident or...
Can DualSun panels be installed on a roof with asbestos?
No, it is necessary to remove asbestos from your roof before you can install photovoltaic panels.   This will require the use of a specialized compa...
Can DualSun panels be installed on solar trackers?
Yes, it is possible to install our FLASH panels on a solar tracker. However, we did not develop a solar tracker specific to our panels and our MyDu...
Can DualSun SPRING panels be installed on several roof sections ?
Two scenarios are to be considered depending on whether the roof sections are split with the same orientation or if the roof sections have a different...
What is the estimated time to install 4 to 6 hybrid DualSun panels on a house?
To estimate DualSun installation costs our tool   MyDualSun of energy and economic simulation was developed and based on reliable assumptions of exp...
Is the DualSun Wave panel insulation compatible with 40mm and 45mm frames?
YES. The Wave panel insulation is compatible with both 40mm and 45mm frames. With the mounting kit properly attached in the insulation and screwed int...
How much space inside the home or building is required for a DualSun installation?
Below is a table of the occupied floor space, the tilting height (for the size of the doors), and the total space needed depending on the volume and t...