39.—(1) Despite sections 93 and 94 of the Evidence Act 1893, parol or extrinsic evidence establishing the existence of an express warranty is admissible in any action relating to a consumer transaction between a consumer and a supplier even though it adds to, varies or contradicts a written contract.
(2) Subsection (1) is not applicable to establish the existence of any express warranty in respect of goods or services intended for business use.