Norcros, the home products group behind Tritons showers, is a high riser among construction and materials stocks, pulling the sector to the top of the pile.The firm announced on Wednesday that it is to sell land to supermarket chain Morrisons in a deal which could be worth £2.6m. The deal will see Morrisons pay £8.25m to Norcros but only after planning consent is granted. At that point Norcros will have to invest £5.65m in infrastructure to make the area usable. Shares were 13.64% higher at 12.50p by 14:47.Sector peer and FTSE 250 infrastructure group, Balfour Beatty, was also performing well, trading 5.26% higher.Meanwhile, FTSE 100 telecoms titan Vodafone was dragging the mobile telecoms sector lower, falling 0.3% lower, offsetting gains made by AIM-listed mobile payments company Monitise.Monitise rose nearly 6% after announcing a five-year deal with RBS for the provision of smart phone apps to the bank.BCTop performing sectors so far todayConstruction & Materials 3,147.87 +4.43%Health Care Equipment & Services 3,526.05 +3.90%Fixed Line Telecommunications 2,054.19 +3.88%Electronic & Electrical Equipment 2,832.60 +3.38%Industrial Transportation 2,178.43 +3.32%Bottom performing sectors so far todayTobacco 30,648.84 -0.40%Mobile Telecommunications 3,676.99 -0.31%Alternative Energy null 0.00%Leisure Goods null 0.00%Real Estate Investment Trusts 1,971.18 +0.26%