As Seller Ltd is only involved in non-consumer sales it may exclude all the conditions implied by sections 12 to 15 of the Sale of Goods Act 1979

Seller Ltd cannot exclude section 12 but can exclude sections 13 to 15 where reasonable

Seller Ltd may exclude section 12 where reasonable but not sections 13 to 15

Sections 12 to 15 of the Sale of Goods Act cannot be excluded in any non-consumer sales