6 j" P( c* Y3 a& |# v. t; }2 V(DIY) buy at HD, apply leak seal from inside OR : ?, P$ z( P. C: |6 b6 c" Z; ^4 N3 a( N0 K) o k N. O& d
hire some professional company that armed with high pressure injection equipments to do the leak plug.
( s- n# \% X& c2 u* Rshould work, high pressure injection is the best and have lifetime warranty.; k) H$ x! K5 a& A% ]
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hairline cracks not going all the way through wall is not unusual, / m$ I1 c: V/ |5 C. S2 ?
: U$ f R' p3 w3 Bbig crack is rare, if possible, I rather back off