A growth in the DIY sector could mean more people are investing in kitchen refurbishment.Research from Verdict predicts that the DIY and gardening market will be worth 12.9 billion by 2014.With gradual growth predicted in the industry, more homeowners could be fitting new kitchen sinks.In addition, demand for environmentally friendly products is on the rise, according to the retail research company.Malcolm Pinkerton, senior analyst at Verdict, said There will be growth but only for the retailers who adapt their DIY offering.Importantly there has been a growing demand among consumers for energy saving and environmentally friendly products, providing substantial opportunities for DIY retailers.The VAT rise and slow housing market will not stop sales of DIY items, he added. Homeowners planning a DIY project in 2011 can take simple steps to add value to their homes.Oscar Sanchez, owner of Aqua Stat Plumbing in Hayward, California, says modernising fixtures such as kitchen sinks and sink accessories can improve a home without the expense of a full refurbishment.