Homeowners planning to refurbish their kitchen themselves could benefit by shopping online for DIY products.Many people will examine tools and products in-store before trying to find a better deal online to save money, according to Build It.The magazine says DIY websites often feature calculators to help people work out what they need.This year more Brits could be making home improvements, such as installing a new kitchen sink or sink accessories.The home and garden sector has seen a sales boost of 56 per cent, according to the January IMRG Capgemini e-Retail Sales Index.Anna-Marie DeSouza, editor at Build It, says pre-VAT rise sales encouraged people to save money on DIY products.She explained People wanting to undertake cost effective home improvements ... will have taken full advantage of the reduced costs.Many of the products bought will probably have been done so to save for the right time.