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Trickle vents included as standard.
From the 15/06/2022, the Building Regs state that trickle vents are required on practically all glazing elements. We will include as many trickle vents as feasibly possible as standard. If a certain rate of 'equivalent area' is required, please include instructions. If trickle vents are not required, please tick below. Please note trickle vents cannot be retro-fitted.
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