Originally Posted by
KeepItSimpleStupid
I really can't answer that. If it's an enclosed area with ignition sources (electrical outlets) then no. Heat is not the enemy as long as there is some expansion room in the tank.
The enemy is gasoline vapor. It is heavier than air so it collects at the ground. Turning on light switches or plugging in things to outlets with vapor present may cause an explosion.
My father safely stored a lawn mower and a can of gas safely on a cool porch for many years.
I'd feel safer with a cumbustable gas alarm.
You can see that storing it inside is a no no.