Door locks are prone to freeze up especially if they are worn and can t keep the water out.
How to keep house door locks from freezing.
You need to address the air leakage issue immediately.
Spray through the lock with wd40 to displace any water then get a syringe and squirt some 5w30 into the lock.
Keep a magnet over your home door lock all of the time during the cold months.
And rust inhibitors like wd 40 work by pushing water out and preventing more from coming in.
As you probably already know alcohol has a lower freezing point than water.
An easy hack is to cover the door lock with a piece of duct tape.
If you run warm water from the kettle over syringe it will help thin the oil down so it can be applied easier.
You may think your door is well sealed which.
You don t need to use it every day.
5w 30 should keep any moisture out and is rated to 35c 31f.
Simply pour it on the key and wiggle the key in and out of the lock for a moment to loosen it up.
Spraying either of those into your door locks before it gets down to 32 degrees should solve the problem.
Try to keep the humidity below 40 even aim for the low 30s if you can.
Believe it or not a small bottle of alcohol based hand sanitizer is all you need to open a frozen lock.
Graphite can keep locks in working order when.
Most high proof alcohol can go in the freezer without ever freezing.
Another way to keep your locks from freezing is by using wd 40.
If your wooden furniture starts to crack and your nose bleeds endlessly then maybe it s a bit too low but strike a balance between nose bleeds and being able to get into your house.
You might want to look for a lock that has a metal shield over the area where you insert the key to prevent water from getting inside.
Not only could you end up with a frozen door it can cause damage meaning you may need to replace the lock cylinder.
Make friends with a lock lubricant like wd 40.
Spray liberally on all door and trunk locks before the weather.
It will shield your locks and give them some warmth.
How to keep house door locks from freezing.
Hand sanitizers work because the alcohol in them melts the ice that has made the lock seize up.
This will help keep the water out of the lock.
This should be sufficient for a lock.
How to prevent a lock from freezing step 1.
First you use it often enough that it doesn t get that bad and second the inside of the house is warm which prevents water from freezing inside the lock unless it gets really really cold i suppose.
Just squirt a dab of it on your home and car locks once or twice per week throughout the winter.
Try graphite on locks if you can t tolerate the smell of wd 40.
If it is pressurizing your house that will exacerbate your door knob problem.