If you want to save money and the crack doesn't bother you, you can do the following to stop the cracking extension: . h0 f2 M G! H2 Q: c6 H% ]+ ?; G m0 n% V
(1) Buy a set-tube Epoxy (come with twin-tube to mix) at auto parts store or homedepot ! Q+ g" q2 D8 G+ a2 E/ X / d! y* ]/ ]" D2 j. m) v' N4 Z. x/ S(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., f; k- u* G7 s' g$ R
5 c6 @/ N' ~( s" r(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.