The amount of opening that lets air in and out of a room, house or building.
The level of resistance to water ingress during extreme weather events.
A window or door's ability to minimise the requirement for artificial heating or cooling of a room, house or building.
The level of resistance to external noise.
BAL 40
Single door
Single door
Maximum Product Height and Maximum Product Width values are independent of each other and subject to conditions.
Double door
Single door
Double door
Double door
Rw is a number used to rate the soundproofing effectiveness of a window or door. The higher the number, the more noise reduction is provided.
Product availability, pricing, features, options, sizes, configurations and performance are subject to regional variations, design requirements, and building codes. Images are for illustration purposes only and may not accurately represent the product. Bradnam’s Windows & Doors reserves the right to change, alter or delete any aspect of this product without notice. We recommend visiting a Bradnam’s showroom before ordering to view colour swatches, glass samples and actual products.