technical information - technical specification
| Tretford | ROLL | TILE | |||||||||||||||||||||||||||||||||||||||||||
| Description | tretford roll is made from carded fibres formed into a continuous corrugation and bonded with PVC or Latex to a hessian backing. tretford tiles have a PVC backing. | ||||||||||||||||||||||||||||||||||||||||||||
| Materials/Pile Composition | 80% goat hair 15% nylon 5% viscose |
70% goat hair 30% nylon |
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| Warranties BS EN1307:2005 |
Class 33 LC2 contract wear Wear guarantee and a lifetime anti-ravel/non-zipper guarantee |
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| Product Dimensions | Width: 2m Length: 25m approx. | 50cm x 50cm | |||||||||||||||||||||||||||||||||||||||||||
| Thickness | ca. 7mm | ca. 8mm | |||||||||||||||||||||||||||||||||||||||||||
| Weight | ca. 2.75kg/sq.m | ca. 5kg/sq.m | |||||||||||||||||||||||||||||||||||||||||||
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Flammability BS4790:1987 Mean radius of burning. BS EN ISO 11925:2002, Critical radiant flux tests AS ISO 9239.1-2003 Conclusion |
25mm Class: Low Euroclass Cfl – s1 ANSI/ASTM E6/48 result category 1 Mean 7.2 kW/m2 direct stick; Mean 5.7 kW/m2 dua Suitable for commercial/contract installations including institutional, commercial and public buildings. |
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Thermal Transmission Properties (BS 4745:1971) Thermal resistance Thermal conductance Thermal conductivity Conclusion |
1.76 togs 5.68 W/m2.0C 4.99 Wcm/m2.0C Satisfactory thermal properties for normal underfloor heating. |
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Electrical Properties/Static IBM and ICL Electrical Resistance: Tested at 40% RH and 200C Recommendation |
Passed To prevent discomfort a minimum of 40% RH should be maintained. |
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Loss in Thickness after Dynamic Loading (BS 4052:1987) |
Thickness loss % after 1000 impacts 13.33% |
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Colour Fastness (BS1006:1990) to light to water spotting to carpet shampoo to rubbing |
Colour Change 5-6 very slight to none 4 very slight 3-4 very slight 4 very slight |
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Impact Insulation (BS 2750:1980) Centre Band Frequencies (Hz) Test 1 bare concrete (dB) Test 2 bare concrete (dB) with tretford Regulatory Requirements (dB) Conclusion |
200 400 800 1000 66 69 71 71 57.2 45.5 33.7 25.6 66 66 64 63 This carpet meets the requirements of the building regulations by a useful margin. |
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Sound Absorption (BS EN 20354:1993) Noise reduction coefficient (250-2,000 Hz) is 0.21 |
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| Mothproofing (BS 4797:1972) (SIS 650220) |
tretford tile is moth resistant to the following standards. European Standards Australian Woolmark Levels 1 to 5 New Zealand Woolmark WoNZ R1 to R3 |
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| Castor Chair Protectors (for appearance retention purposes ) | Recommended with 3 colours Mandatory with 1 and 2 colours |
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| Country of Manufacture | Ireland | Germany | |||||||||||||||||||||||||||||||||||||||||||
| tretford cord carpet is a natural fibre product. Different production runs of the same product may therefore be subject to shade variation. This is not a defect or a manufacturing fault. | |||||||||||||||||||||||||||||||||||||||||||||