<p>The planned rail link between South Wales and Heathrow is a vital investment for businesses in South Wales that will cut typically 30 minutes off the existing journey time. This faster link to the UK's main air hub will make Wales a more attractive destination for businesses looking to invest in the UK.</p><p>The benefits the Heathrow spur has to offer to Wales were outlined to me during my recent visit to Heathrow's Terminal 2 where I was also pleased to meet Welsh businesses who are contributing to its construction.</p>