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Suitable for heavy contract areas (airports, gyms, hotel ballrooms, etc) . Ideal for wheeled traffic areas . Minimises carpet rucking . Minimises furniture indentation marks . Millions of square meters sucessfully installed all over the world

THE DURAFIT SYSTEM The Durafit underlay system is one of the most important elements in contract carpeting installation. Since 1985, Duralay, the leading manufacturer of contract underlay, has evolved an outstanding contract carpet installation system, which has been used successfully in every type of installation from domestic to major contract areas, in excess of 2 million square metres The Durafit System of carpet and underlay installation totally overcomes the potential problems associated with traditional installation methods. The many major benefits of the Durafit System include: . Complete recovery from heavy furniture indentation   . Prevents bursting and lifting of seams . Provides total dimensional stability   . Withstands heavy wheeled traffic, like trolleys . Eliminates carpet rucking   . Avoids the need for restretching . Provides excellent underfoot comfort   . Provides excellent heat and sound insulation . Provides excellent carpet wear protection   . Is already proven in large installations . Gives clean and easy release of carpet from floor   . Permits perfect and high quality border work . Carpet is usable again after uplifting   . Perm its perfect mitres / inlays   Easy and quick to install   . Provides total design flexibility . Prolongs carpet appearance retention   . Delivers totally trouble-free installations

TECHNICAL SPECIFICATIONS:
(Test Results To BS. 5808: 1991 - British Standard For Carpet Underlays)

SPECIFICATION	BS REQUIREMENTS	RESULT	METHOD
WEIGHT		2100 g/m²
THICKNESS		5.25 mm	BS 4051
ROLL SIZE		1.37m x 11m
MEAN ORIGINAL THICKNESS FROM NOMINAL THICKNESS	Maximum 12%	1%	BS 4051
DIFFERENCE BETWEEN MAX./ MIN. ORIGINAL THICKNESSES	Maximum 3mm	0.2 mm	BS 4051
BREAKING STRENGTH Warp Weft	Minimum 40N	700 N 300 N	BS 2576
EXTENSION UNDER FORCE Warp Weft	Maximum 10% @ 40N	1.0% 0.5%	BS 2576
WORK OF COMPRESSION	Min. 50 J/m² after dynamic loading for 1000 impacts	75 J/m²	BS 4098 & BS 4052
COMPRESSION AFTER DYNAMIC LOADING	Minimum 2mm, maximum 7mm after 1000 impacts	2.0mm	BS 4098 & BS 4052
RETENTION OF WORK OF COMPRESSION	Min. 40% of original after dynamic loading for 1000 impacts	100%	BS 4098 & BS 4052
LOSS IN THICKNESS AFTER DYNAMIC LOADING	Max. 15% after 1000 impacts	4.3%	BS 4052
LOSS IN THICKNESS AFTER STATIC LOADING	Max. 15% after 24 hrs recovery	3.8%	BS 4939
RESISTANCE TO CRACKING	Not greater than 50mm	Pass	BS 5808
ANTIMICROBIAL AND MILDEW RESISTANT		YES
ODOUR	No objectionable odour	Pass	BS 5808
ORIGIN	United Kingdom (Duralay)
END OF CLASSIFICATION	HC/U		BS 5808

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