GO TO PRODUCT OPTIONS Concertina 4 sash multifold window options shown below – we can also custom make to any design variations or size you require. Pick from our stock variations below. By using our stock sizes, you will save time & money. With concertina action the centre window opens inwards on the outer window and the pair swing 180% ...

GO TO PRODUCT OPTIONS Concertina 3 sash multifold window options shown below – we can also custom make to any design variations or size you require. Pick from our stock variations below. By using our stock sizes, you will save time & money. With concertina action the centre window opens inwards on the outer window and the pair swing 180% ...

GO TO PRODUCT OPTIONS Concertina 2 sash multifold window options shown below – we can also custom make to any design variations or size you require. Pick from our stock variations below. By using our stock sizes, you will save time & money. With concertina action the centre window opens inwards on the outer window and the pair swing 180% ...