Ultimate Collection Quality Assurance

THE ULTIMATE COLLECTION QUALITY ASSURANCE

The Ultimate Collection products are manufactured by John Fredericks Plasticks Ltd.

The British Standards Kitemark is one of the most well known and respected product certification marks in the world and is your reassurance that BSI has checked that your John Fredericks Plastics Ltd UPVC double glazing and composite doors from South Lakes Windows Ltd comply with the latest British Standards.

CONTACT US TODAY

QUALITY ASSURANCE ISO 9001:2000

This certification was awarded for providing a high level of Quality Control systems throughout manufacture, administration, health & safety, and products including that of our suppliers such as profile and hardware. We are required to give BSI unreetrictad access to our offices and factories and allow random samples to be selected for testing on a regular basis.

BS7412. PVC-U WINDOWS

A primary standard for UPVC windows whereby a series of mechanical and manual tests are carried out to ensure windows against weather performance, durability and an accepted level of burglar resistance.

BS7950. PVC-U WINDOWS – ENHANCED SECURITY

An enhanced security test whereby all elements and fittings were tested against forced entry and leverage to ensure ultimate window security.

PAS23/24. PVC-U DOORS (COMPLIANT)

A primary and enhanced performance requirement for single PVC-u entrance doors. All elements of product were tested against weather tightness, operation, strength and cycle and all individual security features and assemblies.

BS EN1279 PT2. SEALED UNITS

A thorough and daily test routine for double glazed sealed units is carried out to ensure The Ultimate Collection maintain certification. Tests prove our sealed units adhere to correct dew point, sealant correctness, desiccant moisture absorbency and solar properties of the specified glass.

THE BRITISH BOARD OF AGREMENT

A Government partnered organisation to provide authorative information on the performance of building products. To gain accreditation, John Fredericks Plastics Ltd products were assessed in 3 separate areas: laboratory testing, site inspections and factory production control. Rigorous testing included air permeability, water tightness, effect of wind loads, thermal efficiency, durability of fittings, resistance to impact, racking and bending and ease of operation.

Happy Anniversary to us, 13 years in the making #southlakeswindowsltd #whenqualitymatters
Just taking delivery of these absolutely  stunning vertical sliding sash windows from @bygonesashwindows 😍
Installation in The Lake District in Agate Grey
🎉🎈Happy Anniversary to us!! 12 years of continuous trading. 🎈🎉We would like to thank our wonderful customers for their ongoing support and loyalty, our fantastic suppliers who we have developed long-standing relationship with since we opened our doors and of course our amazing staff members who have played a fundamental role in our success story. 🥂to many more. #happybirthday #whenqualitymatters #southlakeswindows #windows #doors #conservatory #extensions
Christmas treats from Masterframe Windows #Bygonesash #Masterinstallers #MerryChristmas
Suffolk Lavenham residential uPVC door with deep midrail in French Grey #entrancedoors #suffolk #doorsofinstagram #toplight #design
Positive feedback from our customers #praise #goodjob #delighted 👏🏻👏🏻👏🏻
From design to installation we offer the whole package #ultrainstaller #granddesigns #designinspiration