Boxes that move heat and moisture out of an attic by providing an outlet for air to exit the space.
How does a roof box work.
One of the most common types of static roof vents is the box vent.
Continuous ridge vents are more effective because they are installed at the peak of a roof s ridge allowing for warm air to escape from the attic.
Trust us we ve done the engineering and we know it works.
Vehicle weight limits a common question people ask is what affect the added weight of people inside a tentbox has on a vehicle roof load limit and how a tentbox can work with this added weight.
Important points firstly it is important to remember.
If your car has open rails factory fitted roof rails which come out of the roof you may only need bars and a foot pack.
The bars themselves foot packs to attach to the bars and fitting kits which connect the feet to the roof.
Roof bars for cars with solid roof rails.
A roof box is a large box that can be attached securely to the roof of your car.
Roof boxes are designed to offer additional storage space for things like sleeping bags suitcases sports bags outdoor or camping equipment or even the odd bit of sport equipment.
They tend to be found on cars from roughly 2006 onwards and are flush with the car roof ie there s no gap between the roof and rail.
Because cars come in all shapes and sizes roof bars are sold in three separate parts.
This type of vent is exactly what it sounds like.
Why are roof boxes useful.
It has the ability to work with vaulted ceilings and you only need one of them to get the job done for ventilation as compared to multiple box vents.
Adding any roof box increases frontal area of your vehicle of course.