Tie down the boards lengthwise and widthwise similar to how you d secure a mattress.
How wrap a suv roof rack.
If you have side rails and crossbars the straps can be looped around those.
Secure the rack to the vehicle.
Open the rear doors and run a ratchet strap over the top of the rack and through the rear seat area of the passenger compartment.
Then wrap this strap around both crossbars and tighten.
Repeat for the rear end of the bundle.
Wrap lumber in a tarp to secure it and place a blanket down on the roof under the load to avoid scratching your vehicle s paint.
This step can be done for both the front and back strap of the canoe one for each roof rack bar.
On the driver s side of the vehicle wrap the strap around your roof rack bars and send the non buckle side of the cam strap back overtop to the passenger side again.
In the case of a naked roof you should be looping the rope through the car through the doors not the windows and around the object on the roof and a towel or blanket should be used to protect the roof of your car from the object.