Removing trickle vents - what to fill with?

RW Simon Trickle Slot Vent for uPVC Windows trickle slot vent Geometric Slot size required Dimensions equivalent area free area Internal vent External canopy grille Ultra sky slot machines Trimvent Select Xtra S13

slot oyunları hangi saatlerde oynanır Quickly and easily fitted by surface mounting over a milled-out slot in the window frame Use with PVCu, timber or aluminium windows and fit on the sash, frame