Why you need a radiator air comb in your toolbox
Grabbing a radiator air comb is one of those small investments that ends up saving you a massive headache down the line. If you've ever taken a close look at the front of your car or that big AC unit sitting outside your house, you've seen those thin, delicate metal slats. Those are the fins, and their whole job is to let air pass through so heat can escape. The problem is, they're incredibly fragile. A stray rock, a rogue hailstone, or even a slightly-too-powerful blast from a garden hose can smush them flat. When those fins get crushed, air can't get through, and that's when things start to overheat. ...