Maximum sizes for Sliding and Stacker windows and doors vary by width, height, wind zone, and glazing requirement. Your local Bradnam’s branch will be able to advise you whether a configuration is possible or contact Altus Technical Support.

As a guide AllSeasons™ Sliding and Stacker door panels of up to 2400mm high by 1600mm wide are attainable with the standard rail. Larger panel sizes up to 2700mm high can be achieved using the wide rail (124mm). Fixed panels of similar sizes are achievable.

Frame Types

Glazing Beads and Panel Types


A standard range of flashings include 95mm, 84mm,71mm, 68mm, 63mm, 58mm, 53mm, 48mm, 45mm, 41mm, 38mm, 31mm, 25mm and 14mm. These have been designed to comply with E2/AS1 Amendment 6 requirements.


Refer to your local Bradnam’s branch for advice. Stiles will only fit Mortise locks. In addition to the usual range of pull handles, many specialist designs can be created.

Support Inquiries

Altus Technical Support call 0800 685 665 or email