Total sales at parent Kingfisher were £2.7 billion, +3.6 per cent like-for-like for the quarter to 30 April.
In the UK, sales were +1.2 per cent at £1.252 billion, like-for-like up +6.2 per cent benefiting from a supportive backdrop and continued strong Screwfix performance.
B&Q UK & Ireland sales were -4.3 per cent at £951m reflecting store closures. Like-for-like thet were +3.6 per cent including 1.9 per cent benefit from sales transference associated with store closures.
But like-for-like of seasonal was -14.3 per cent, while like-for-like of non-seasonal, including showroom was +7.3 per cent.
Kingfisher chief executive Veronique Laury said: "We have made a solid start to the year, trading in line with expectations.