High Quality: Our industrial grade heavy duty ABS plastic solar grommet is specially designed for waterproof and weatherproof solar panel cable passage.Size: Our solar roof grommet fits for a cable from 2 to 6 mm. This cable gland is equipped with 2 cable glands for cable entry, but can also be used for a single cable entry. You can insert 2-6mm at most 2 cables.Wide Application: Cable connector widely used in solar panel installation on the roof of motorhomes, solar panel installation on yacht decks and the installation of photovoltaic supports for flat roofs. It is ideal for caravans, motorhomes, boats, gardens and holiday homes.Temperature range: min. Solar Cable Insertion Fitting - 40F. : 212, short term: 248). The curved design ensures good wind dissipation in strong winds.Easy Installation: No need to drill holes on the RV roof or deck. It is installed with glue which is safe, beautiful and easy to disassemble.