(Sharecast News) - AIM-listed double glazing group Safestyle said on Friday that it is not in talks to buy rival NIAMAC Developments, which trades as SafeGlaze UK.However, responding to "rumours in the market", the company said it is considering "certain other arrangements" with key NIAMAC shareholders that could benefit Safestyle's business and accelerate its recovery.Safestyle said there can be no certainty that a formal arrangement will be entered into. A further announcement will be made in due course, as appropriate.The company said last month that it swung to loss in the first half as revenues dropped in "extremely challenging" conditions. In the six months to 30 June, it made a pre-tax loss of £5.7m compared to a profit of £8.8m in the same period the year before, as revenue dropped 27% to £60.5m.The group pointed to an "extremely challenging" first half, which saw "significant" business disruption from "aggressive new market entrant" SafeGlaze.The update followed news earlier in September that Safestyle had settled its claims against SafeGlaze, which agreed to change its name and rebrand fully. Safestyle had accused NIAMAC developments of trade mark infringement, passing off, misuse of confidential information, malicious falsehood and various other matters.At 0920 BST, the shares were up 12.7% to 56.58p.