SheerWeave - PW4901 1% Chalk/Black

Fabric Description

Form follows function in this unique combination of color and weave. Utilizing thin and light weight vinyl-coated polyester yarns, SheerWeave Styles PW4901 and PW4903 are as versatile as they are beautiful. SheerWeave Styles PW4901 and PW4903 can also be used in exterior shading systems.

Fabric Specs

  • Openness Factor: Approximately 1%
  • UV Blockage: Approximately 99%
  • Composition: 17% Polyester / 83% Vinyl on Polyester
  • Width: 63" and 98" (160 cm and 248.9 cm)
  • Weight: 15.85 oz/yd² (573 g/m²)
  • Thickness: 0.028 in (0.71 mm)
  • SheerWeave is a registered trademark of Phifer Incorporated


  • Fire Classification: California U.S. Title 19 (small scale), NFPA 701 TM#1 (small scale), NFPA 101 (Class A Rating), IBC Section 803.1.1 (Class A Rating), BS 5867 Part 2 Type B Performance, NFPA 701 TM#2 (large scale), CAN/ ULC-S 109 (large and small scale)
  • Bacteria and Fungal Resistance: ASTM E 2180, ASTM G21, AATCC30 Part 3, ASTM D 3273, GREENGUARD Mold and Bacteria Standard ASTM 6329; includes Microban antimicrobial additives
  • Environmental: Certified to UL GREENGUARD and UL GREENGUARD Gold standards
  • Lead Free: RoHS/Directive 2002/95/EC, US Consumer Product Safety Commission Section 101 and ANSI/WCMA A 100.1-2007 for lead content and REACH (EC 1907/2006) compliant
  • Acoustical Value: NRC 0.60 / SAA 0.59

The colors available for this style

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