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Technical Info



3-chamber profiles made of high-quality aluminium with a frame construction depth of 70 mm.


Maximum glazing thickness up to 50 mm. Individual insulating glazing with up to quadruple glazing with warm edges for outstanding Uw values.


The window and cover seals are made of EPDM. The centre seal consists of two-component EPDM: solid and cellular rubber.


All-round high-quality MACO fittings.

About the product 

aluminium folding sliding door system MB-70 HI - Optimally thermally insulated 
Push all barriers aside with one movement? The aluminium folding door system MB-70 HI makes it possible! The running rails required can be attached to the top of the frame or to the bottom of the threshold. There, the individual door leaves slide evenly to the side when the main handle is operated, 
The high-quality and durable raw material aluminium, in conjunction with first-class MACO fittings, 
The robust 3-chamber profile has special thermal insulation inserts, which results in outstanding thermal insulation parameters. This effect is supported by a modern sealing system and optionally triple glazing