Neha buys a water heater from Aadil. The contract contains an express warranty of free…

Section 16(4) provides that an express warranty or condition does not negative a warranty or condition implied by the Act unless inconsistent with it. A free-servicing promise is consistent with the implied terms, so they continue to apply alongside it. The idea that implied terms can never be excluded is wrong, because Section 62 allows them to be negatived or varied by express agreement, course of dealing or binding usage.