Accredited Windows and Doors

Weathershield Windows and Doors Ltd in partnership with Synseal Extrusions Ltd are continuously commited on finding new ways to design and produce the very best for it’s customers. Whether it’s thermal efficiency, security , functionality, aesthetics or value for money, we strive to deliver. All products undergo a wide range of QC inspections during and after the production process. All equipment is checked following every extrusion run and maintenance schedules are strictly adhered to. Weathershield manufactures using the latest machinery from Europe, which are maintained to the highest level, ensuring faultless end products.

Weathershields Warmcore window and door profiles carry a 10 year guarantee for extrusion defects and assembly errors. We also provide a 10 – 30 year surface finish warranty for Interpon D products. In addition, all of Weathershields handles, locks hinges and entry door slabs are also comprehensively guaranteed for 10 years.

Synseal Extrusions Ltd. holds a number of accreditations from recognised authorities such as the British Standards Institute (BSI) and the British Board of Agrément (BBA). To maintain registration, licenses and certificates, periodic on-site audits are carried out by the regulatory authority to inspect systems and where necessary take product samples for independent third party testing.

Weathershield has extensively tested Synseals products in New Zealand under new Zealand conditions and they comprehensively out performed any other window system in New Zealand for thermal efficiency/performance and security.

KM 30983
BS EN 12608.2003

Manufacture of Warmcore:
Casement windows
Tilt and Turn windows
Multi light windows
Single and double leaf doorsets
Bifold sliding doorsets

KM 41324
BS EN 12608.2003/PAS24:2012/2016

General and enhanced security
performance for Warmcore windows

KM 57030/KM 623317
BS EN 12608.2003/PAS24:2012/2016
BS 7412:2007/PAS24: 2012/2016

General and enhanced security
performance for Warmcore doors.

Weathershield is proud to partner with Ethos Homes and Metro Glass to promote thermally efficient homes and the materials used to build these. Weathershield is also a member of the Passive House institute of NZ and Superhome movement.