CMS Enviro Systems

CMS PVCu division

Specialist manufacturers of PVCu windows, doors and curtain walling

CMS ES Windows

French Doors

Composition

French doors can be made either outward opening or inward opening. Requirements for restricted opening and safety doors can also be accommodated in the designs.

French doors are compatible with other Sheerframe window and curtain walling systems and can come with standard or low thresholds.

Low thresholds are not recommended in high-exposure locations. U values down to 1.6W/m2K can be achieved to exceed Part L of the Building Regulations.

Composition

Sections extruded from Sheerblend calcium organic impact modified PVC complying with BS EN 12608.

Appearance

A smooth surface in white or various woodgrains. Doors are split generally equally, though unequal splits are possible. Sightlines can be adjusted to suit existing fenestration, as a number of profiles can be used.

Size

Doors are manufactured to customer specification. Maximum recommended size for individual doors is 1650mmW x 2300mmH. For all queries regarding size, range, design and function please contact us.

Fittings and Hardware

CMS French doors can be fitted with various types of locking device, dependent on the required specification. Restrictor stays and ventilator positions can also be incorporated. For all queries, please contact us.

Reinforcing

Reinforcing is to be applied in accordance with the relevant CMS manufacturing manual.

Maintenance

The mechanism should be kept free of debris and sprayed with a lubricant/protective coating at six monthly intervals. Should adjustment be required, refer to separate 'maintenance and adjustment' card.

Weatherseals and Gaskets

All CMS windows and doors come with fully co-extruded weatherseals and gaskets which are welded at the corners to give exceptional weathertightness.

Security

French doors can also be specified to comply with the security specification PAS 024 (Chiltern Dynamics Report No. PO7178/03).

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