BS EN 1279 – 2 & 3 Insulating glass units
Our double-glazed sealed units have been successfully manufactured and tested for moisture penetration and gas retention.
BS 7412 Windows & door sets made from PVC-U extruded profiles
Specifies the requirements for the design, fabrication and performance of windows and doors.
BS 6375 – 1 Performance of windows and doors
Weather tightness and guidance on selection and specification (Part of BS 7412). It specifies the exposure categories related to test pressure levels for air permeability, water tightness and wind resistance for external windows and door sets.
PAS 24 Enhanced security performance of windows for domestic applications
Specification for windows and doors manufactured to provide enhanced security against unauthorised forced entry.
Secured by design
A police initiative that improves the security of buildings through design and seeks to achieve sustainable reductions in crime.
ISO 9001:2015 Quality Management System
A system that helps organisations improve services and product quality, reduce waste and lower costs through consistency and effective processing every time.
ISO 14001:2015 Environmental Management System
Environmental Management System (EMS) certification to the ISO 14001 standard demonstrates our ongoing commitment to improving environmental performance.
CHAS
Our CHAS accreditation certifies compliance with industry leading standards for Health & Safety and Risk Management in procurement.
BFRC energy rating – ‘A’
All Lorimer windows are manufactured to achieve a U-Value of 1.4W/m2K, which is an ‘A’ energy rating. Although doors do not have a comparable rating scale, Lorimer doors are manufactured to the same high glazing specification as Lorimer windows.
Guarantee
The goods are guaranteed against defects in materials or workmanship within the goods for 12 months from the date of delivery. This guarantee is not transferable.