(a) Except as limited by subsection (b) with respect to a purchaser of a unit that may be used for residential use, implied warranties of quality:
(1) May be excluded or modified by agreement of the parties; and
(a) Except as limited by subsection (b) with respect to a purchaser of a unit that may be used for residential use, implied warranties of quality:
(1) May be excluded or modified by agreement of the parties; and