Ratcheting straps are much less likely to fail when moving a bulky item like a mattress.
How to tie a mattress to a roof.
Use strong rope or straps and make sure the mattress is tied down lengthwise and widthwise keeping the fastenings well centered.
Buy sturdy rope nylon or polyester based put a piece of rope on the roof of the car that goes from back bumper to front bumper.
If the cherokee has a luggage rack it would be ideal.
Do the same side to side near the rear of the mattress.
This will stress any knot no matter how securely tied.
Pull the rope tight so there is no extra slack.
Still there is a basic method to follow when tying a mattress to the roof of a car.
Secure your mattress to the top of the car.
Mattresses are large bulky and can pick up resistance from the wind.
Run one ratchet strap side to side near the front of the mattress attatching each end to the luggage rack.
Put the mattress on top of the car and rope so that it goes length wise with the.
Once the rope is tightly placed on the mattress open all of the windows except the driver s side.
Place the mattress on the roof making sure it s in the middle.
First wrap the mattress in a bag new mattresses generally come in one or you can buy one at a hardware store and use packing tape to close the bag and secure any loose plastic.
After the mattress is secure in the plastic place the mattress on the roof.
If you do secure your mattress to a roof rack or safely in the bed of a truck strap it down with ratcheting straps.
Center the mattress in the middle and put the rope over the length of the mattress.
Choose a rope that s strong but not too thick or hard to manage.