If you want to save money and the crack doesn't bother you, you can do the following to stop the cracking extension: % B/ X: e6 z6 o- N# Y: `; f& p; _* o2 y' O
(1) Buy a set-tube Epoxy (come with twin-tube to mix) at auto parts store or homedepot ; B. \% F( k& w! t9 f$ N) W, D7 G . T { _/ s$ u, X" O+ `(2) To buy a round or square think-glass-disk with diameter or side length of 1 inch. If you can't find it, you can go 99 cents stores or dollartree to buy a large-clear-cloth-button at similar size.+ U+ w" l |% ?& e$ z* m6 ^) R4 }
) `3 X- [; ?% t9 {7 |) l(3) Prepare Epoxy well, spread the paste to one side of the glass or button, attach it to the crack-upper-end from inside of windshield. Wait for 24 hrs. It'll be as solid as a rock and permanently stop the crack extension.