VANTAGE DUO Stacking Doors

	42026 135° Corner Coupler
	This coupler is designed to join 102mm windows or doors to each other at 135°.
	The tubular coupler will accept 51mm load bearing steel columns to support the building over.

	42022 90° Corner Coupler
	This coupler is designed to join 102mm windows or doors to each other at 90°.
	The box coupler will accept 76mm load bearing steel columns as detailed left to support the building over.

	42030 Mullion Coupler
	This coupler is designed to join 102mm windows or doors to each other at 180°.
	Important Note: Aluminium couplers without steel support columns are non-load bearing (can't be used to support the building above).