KENYA STANDARD      DKS 2946 :2021 
 
                                                                                            
 
 
 
 
 
 
 
 
 
 
 
 
 
 
               Prayer Mats  — Specification  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   © KEBS 202 1                                                                                     First Edition  2021  
 DKS 2946: 2021  
 
ii  © KEBS 2021  — All rights reserved   
TECHNICAL COMMITTEE REPRESENTATION  
 
The following organizations were represented on the Technical Committee:  
 
Intertek International Ltd  
Cotecna Inspection Kenya  
Texfab B.S  
State department for Industrialization  
Tiles and Carpet  Centre Ltd  
Ministry of State Defence -R&D Department  
National Industrial Training Authority (N ITA) 
Ministry of Transport and Infrastructure  
Abimbola Creations Ltd  
Kenya Bureau of Standards — Secretariat  
 
 
 
 
 
 
REVISION OF KENYA STANDARDS  
 
In order  to keep abreast of progress in industry, Kenya Standards shall be regularly reviewed. Suggestions 
for improvements to published standards, addressed to the Managing Director, Kenya Bureau of Standards, 
are welcome . 
 
 
 
© Kenya Bureau of Standards, 2021 
 
Copyright. Users are reminded that by virtue of Section 25 of the Copyright Act, Cap. 12 of 2001 of  the Laws of Kenya, copyright 
subsists in all Kenya Standards and except as provided under Section 26 of this Act, no Kenya Standard produced by Kenya Bure au of 
Standards may be reproduced, stored in a retrieval system in any form or transmitted by any means without prior permission in  writing 
from the Managing Director . 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 KENYA STANDARD                  DKS 2946 :2021 
© KEBS 2021 — All rights reserved  iii  
 
 
 
 
 
 
 
 
Prayer Mats  — Specification  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Kenya Burea u of Standards, Popo Road, Off Mombasa Road,  
P.O. Box 54974 - 00200,  Nairobi, Kenya  
 +254 020 6948000, + 254 722202137, + 254 734600471  
 info@kebs.org  
 @KEBS_ke  
 kenya bureau of standards (kebs)  
 
 
 
 
 
 DKS 2946: 2021  
 
iv  © KEBS 2021  — All rights reserved   
Foreword  
 
This Kenya Standard has been prepa red by the Technical Committee on Textile Floor Coverings and 
Furnishings  under guidance of the Standards Projects Committee, and it is in accordance with the 
procedures of the Kenya Bureau of Standards.  
 
 
During the preparation of this Kenya Standard ref erence was made to the following document:  
 
GS 1275/2002 - Prayer Rugs  
 
 
Acknowledgment is hereby made for assistance received from this source.  
 
  
© KEBS 2021  — All rights reserved    1 Prayer Mats  — Specification  
 
1 Scope  
 
This Kenya  stand ard specifies requirements of woven prayer mat  with cu t-pile, dyed or printed for one prayer 
use. 
 
2 Normative references : 
 
KS ISO 105 -B01- Textiles — Tests for colour fastness — Part B01: Colour fastness to light: Daylight  
 
KS ISO 105 -B02- Textiles — Tests for colour fastness — Part B02: Colour fastness to a rtificial light: Xenon 
arc fading lamp test  
 
KS ISO 105 -X12-Textiles — Tests for colour fastness — Part X12: Colour fastness to rubbing  
 
KS ISO 18168 -Textile floor coverings — Colour fastness to shampooing  
 
KS ISO 1766 - Textile floor coverings — Determinat ion of thickness of pile above the substrate  
 
KS ISO 3018 - Textile floor coverings — Rectangular textile floor coverings — Determination of Dimensions  
 
KS ISO 1763 - Textile floor coverings — Determination of number of tufts and/or loops per unit length and  per 
unit area  
 
KS ISO 8543 - Textile floor coverings — Methods for determination of mass  
 
KS ISO 2551 - Textile floor coverings and textile floor coverings in tile form — Determination of dimensional 
changes due to the effects of varied water and heat condi tions and distortion out of plane  
 
KS ISO 2094 - Textile floor coverings — Determination of thickness loss under dynamic loading  
 
KS ISO 4919 - Carpets — Determination of tuft withdrawal force  
 
KS ISO 7771 - Textiles — Determination of dimensional changes of fabrics induced by cold -water immersion  
KS ISO 1833 -Textiles — Quantitative chemical analysis (all parts)  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 DKS 2946: 2021  
 
2  © KEBS 202 1 — All rights reserved   
 
3 Terms and Definitions  
 
For the purpose s of this standard, the following definitions shall apply :  
 
3.1 Mat (or rug ) 
 
 A tex tile floor covering of a predetermined shape and limited dimensions.  
 
3.2 Pile  
 
The part of a floor covering consisting of textile yarns or fibres, cut or looped, projecting from the substrate 
and acting as a use -surface.  
 
3.3 Substrate  
 
A construction, in tegral with the use -surface and composed of one or more layers which serve as a support 
for the use -surface and possibly stabilizes the dimensions and/or acts as a cushion.  
 
3.4 Use surface   
 
That part of a textile floor covering directly exposed to traffi c. 
 
3.5 Tuft  
 
 A cut loop or two fibrils or filament clusters of one pile yarn.  
 
4   Requirements  
 
The prayer mat s shall fulfill the following requirements:  
 
4.1 Finishing  
 
4.1.1 The mat  shall have re gular selvedges on both sides or the edges be folded and  hem-stitched or 
finished by overlocking or whipping.  
 
4.1.2 It shall have fringes at both ends of length.  
 
4.1.3 Ornamented  figures, if any, shall not be objecting to Islamic rules and culture  and the mat shall be free 
from designs including the six -point  star or the cross  or living -bodies pictures or picture of Holy Kabba 
around which are prayers  and it shall not carry Quranic Scripts or carrying Name of Allah or Prophet  
Mohamed (PBUH).  
 
4.2 Dimensions of carpet  
 
The dimensions of the mat shall be as decl ared subject to the tolerances given in Table 3 . The dimensions 
shall be tested in accordance with KS ISO 3018  
 
     Table 1  — Dimensional tolerances  
 
Dimension  Tolerances, percentage (max.)  
 
Length or Width  +2 
-1 
  
 
 
 DKS 2946:2021  
© KEBS 2021  — All rights reserved  3  
4.3 Defects  
 
 The mat  shall be f ree from defects listed in Annex A, which might affect the appear ance, durability or 
performance of the mats.  
 
4.4 Fibre composition  
 
4.4.1 The fibre composition of the pile yarn (or use surface where there is no pile) shall be as declared 
subject to a tol erance of   5% for blends.   The fibre composition shall be tested in accordance with the 
relevant part of KS ISO 1833 . 
 
4.4.2  Recycled fibres shall not be used.  
 
4.5 Colour fastness  
 
Colour fastness requirements of dyed pile yarn (or printed pile yarn) s hall be as specified in Table (2 ). 
 
Table 2 -Colour Fastness Requirements of Pile Yarns  
 
SN Parameters  Numerical rating, 
min. Staining  Test Method  
1 Light  5 - KS ISO 105 B01 or   
KS ISO 105 B02  
2 Dry rubbing  - 4  
 
KS ISO 105 X12  3 Wet Rubbing  - 4 
4 Sham pooing  4 4  
KS ISO 18168  
 
 
4.6 Physical requirements  
 
 The physical requirements of the finished mat  shall be as specified in Table (3 ). 
 
 
Table 3 -Phys ical Requirements for Prayer Mat s 
 
SN Parameter  Requirement  Test Method  
1 Thickness of pile above the s ubstrate,(mm), 
Min. 2.5 KS ISO 1766  
2 Number of tufts per 100 cm2, Min . 4000  KS ISO 1763  
3 Total mass per unit area, (g/m2), Min.  550 KS ISO 8543  
4 Tuft withdrawal force , N 3.2 KS ISO 4919  
5 Thickness loss under dynamic loading (%), 
Max.  30 KS ISO 20 94 
6 Dimensional change 
after cold water 
immersion, (%), Max.  Warp way  2  
KS ISO 2551  
 Weft way  2 
 
 
 DKS 2946: 2021  
 
4  © KEBS 202 1 — All rights reserved   
5 Packaging  
 
Packaging shall be made according to the method specified below, unless otherwise specially agreed upon 
between the concerned parties.  
 
5.1 Each mat  shall be folded or rolled lengthwise with its pile face inside and  adequately secured to prevent 
unwinding.  
 
5.2 It shall then be wrapped in polyethylene film or kraft paper or any other  appropriate material.  
 
5.3 The wrapping material shall be  moisture -proof, non -staining and of sufficient  size to  cover completely the 
folded mat  or roll with adequate overlapping.  
 
5.4 A suitable number of rugs shall be placed in a container or box and firmly  closed.  
 
6 Marking a nd Labelling  
 
6.1 A label shall b e attached to an end part of the mat  on its back, indelibly and  clearly, marked in English  
with the following information:  
 
6.1.1 The name of the product.  
 
6.1.2 Manufacturer’s name and/or trademark.  
 
6.1.3 Width and length in centimet res or metres  
 
6.1.4 Composition of the pile yarn.  
 
6.1.5 Country of manufacture  
 
 
6.2 Each  bulk container shall be marked with the following information.  
 
6.2.1  Quantity (number of pieces) in the container.  
 
6.2.2  Gross weight.  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 DKS 2946:2021  
© KEBS 2021  — All rights reserved  5  
Annex A  
Defects  
Defects  
- Spot or stain.  
- Not evenly constructed to an extent affecting appearance.  
- Marks across mat.  
- Discoloured areas affecting appearance (variations in colour due to crushing  of pile shall not be 
considered a defect).  
- Any noticeable unevenness on top surface affectin g appearance.  
- Streak lengthwise or widthwise.  
- Objectionable odour.  
- Tufts missing in pile.  
- Any hole or tear through the back.  
- Seams not properly sewed or taped.  
- Edges not finished as required.  
- Poor colour match.  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 DKS 2946: 2021  
 
6  © KEBS 202 1 — All rights reserved   
ANNEX B  
 
SAMPLING  
 
B.1 Sampling  
 
Sampling shall be made as follows unless otherwise agreed upon.  
 
B.1.1 The consignment shall be divided into lots so that each lot contains a number of mats  of the same 
composition, size, design and construction particulars.  
 
B.1.2 A number  of mats shall be selected at random from each lot, depending upon the size of the lot and 
shall be in accordance with Table (4).  
 
B.1.3 Mats selected from the lot shall be examined for ascertaining their conformity to the requirements of 
this standard.  
 
                                                       
                                     Table 4 -Sample size  
  
SN Lot Size  
(mat)  Sample size  
1 Up to 50  2 
2 51 - 500 3 
3 501 - 3500  5 
4 3501  and above  8