Kvadrat Tonus 4 (BT4)
Grade D
A part of the Standard Collection
Abrasion
(resistance to damage from wear and rubbing)
- Heavy-duty specification ASTM 4157-02 modified (#10 cotton duck); 30,000 double rubs Wyzenbeek method.
- Heavy-duty specification ASTM D4966-98 (21 oz. weight); 40,000 cycles Martindale method.
Fire Retardancy
(resistance to burning)
Seating upholstery meets Californian Technical Bulletin 117-2013; vertical surface fabrics meet ASTM-E-84. Tested on Haworth upholstered panels.
Colorfastness to Light
(fabric retains its color when exposed to light)
All textiles meet AATCC option 1 or 3 - 2003, Class 4 minimum at 40 hours.
Physical Properties
(resistance to pilling, tearing and coming apart at the seams)
Seating upholstery meets:
- Brush pill ASTM D3511, 3-4 minimum
- Breaking strength ASTM D5034-95 50lbs. minimum in warp and weft
- Seam slippage ASTM D3597-02 D434-95 25 lbs. minimum in warp and weft.
Colorfastness to Wet and Dry Crocking
(color will not rub off wet or dry fabric to soil clothes , hands or other materials)
Seating upholstery meets AATCC8-Dry Crocking, Grade 4 minimum; vertical surface fabrics meet AATCC8-Dry Crocking, Grade 3 minimum.
Available Colors
100
BT4-100
118
BT4-118
125
BT4-125
128
BT4-128
129
BT4-129
130
BT4-130
131
BT4-131
132
BT4-132
135
BT4-135
207
BT4-207
210
BT4-210
216
BT4-216
224
BT4-224
240
BT4-240
244
BT4-244
364
BT4-364
374
BT4-374
394
BT4-394
424
BT4-424
440
BT4-440
454
BT4-454
464
BT4-464
474
BT4-474
508
BT4-508
554
BT4-554
605
BT4-605
608
BT4-608
609
BT4-609
610
BT4-610
613
BT4-613
615
BT4-615
619
BT4-619
631
BT4-631
634
BT4-634
636
BT4-636
654
BT4-654
664
BT4-664
684
BT4-684
690
BT4-690
754
BT4-754
764
BT4-764
854
BT4-854
914
BT4-914
934
BT4-934
954
BT4-954
964
BT4-964
974
BT4-974
Technical Information
-
Composition
WOVEN
-
Content
10% HELANCA
-
Content
90% WOOL
-
Width
55.12 IN
-
Pattern Repeat H
NO REPEAT
-
Pattern Repeat V
NO REPEAT
-
Directional
YES
-
Image Shown
DOWNROLL
-
Abrasion
100,000
-
Weight (Per Linear Yard)
21.1 OZ
-
Backing
NO
Available on these products
-
Haworth Collection
- BuzziBalance
- BuzziBlinds
- BuzziCactus
- BuzziCane
- BuzziCube Flat
- BuzziDesk
- BuzziDesk FlipFlop
- BuzziDonut
- BuzziFloat
- BuzziFree
- BuzziFrio
- BuzziFrontDesk
- BuzziHat
- BuzziHood 3D
- BuzziHood Flat
- BuzziHub
- BuzziJet
- BuzziMe
- BuzziMilk Seating
- BuzziMoon
- BuzziNordic ST100
- BuzziPicNic
- BuzziPlant
- BuzziPouf 3D
- BuzziPouf Flat
- BuzziProp
- BuzziPuzzle
- BuzziScreen Mix
- BuzziSpark Pillows
- BuzziSpark Seating
- BuzziSpot 3D
- BuzziSpot Flat
- BuzziTotem
- BuzziZepp