Wd 40 is a degreaser which is the opposite of what you want for most of your garage door maintenance.
Garage door degreaser.
Clean your door from top to bottom making sure to clean behind the stop molding on the sides and top of the door.
Getting a white lithium grease compound.
Household liquid dishwashing detergent such as dawn.
Wd 40 will only be needed in certain areas such as the garage door tracks if they are particularly gritty.
One cup of simple green or other non toxic biodegradable cleaner less than 0 5 phosphate into two gallons of warm water or.
3 in one s garage door lubricant is an easy to apply and fast drying formula that is sure to keep your garage door running smoothly.
People commonly confuse this product which has rust destroying and degreasing properties with a lubricant because it generally helps metal parts move better.
Garage door lubricants that are grease based go on by hand and are much messier.
Whatever you do don t spray wd 40 on your garage door parts.
Instead use grease like crc s white lithium grease or du pont s silicone lubricant.