Grafton Group PLC (ISE:GFTU) said its full-year profit expectations were unchanged though sales growth has been slowing in the past quarter.
Revenue increased 12.1% to £1.5bn in the first half of 2022 and the group, said it remains in "a very strong financial position".
Graftons, which owns Woodie's DIY and Chadwicks chains in Ireland and has made acquisitions in Britain, Finland, the Netherlands, said it has no plans to reduce its operating profit estimates.
Like-for-like revenue growth of 3.4% for the half, with a fall of 2% in the second quarter compared to 10.4% in the first.
UK LFL sales were down 4% in the second quarter (from 4.6% growth in the first), Irish merchanting up 4.3% (down from 42%) but Irish retail down 22% (not as bad as the 24% decline in the first).
"The group's overall trading performance was good against a very strong comparator in the first half of last year and our operating profit expectations for the full year are unchanged," said chief executive Gavin Slark.
"Notwithstanding current macro-economic risks, our portfolio of resilient high performing businesses has the flexibility to adapt to changing circumstances and is well positioned to outperform."
Shares were trading 2.99% down at 741.00p.