Timber windows. Fully finished factory-assembled windows of various types. Specification Ingestion-build-117251 10 Cooling water/liquid

10 Cooling water/liquid

astigmatic and prismatic refractive powers

It constitutes a minor revision and includes the following changes:

Pneumatic system

BS EN 12094-3 on manual triggering and stop devices is useful for:

Timber windows. Fully finished factory-assembled windows of various types. Specification Ingestion-build-117251 10 Cooling water/liquidBS 644 specifies requirements for the design, construction and performance of fully finished and glazed factory assembled timber windows of various types. It applies to windows that have been treated with either opaque, non opaque finishes, or that are designed to support an externally fixed covering of another material, and that have been factory glazed. It does not apply to windows supplied as kits for site assembly.