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  • Vendor:
    Quality Park
    PART NO. : QUAR4611
    Quality Park  Mailer, Expandable, 10"Wx13"Lx1/2"H, 25/PK, White

    Quality Park Mailer, Expandable, 10"Wx13"Lx1/2"H, 25/PK, White

    Quality Park Mailer, Expandable, 10"Wx13"Lx1/2"H, 25/PK, White

    Regular price $70.29 USD
    Regular price Sale price $70.29 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR4610
    Quality Park  Expansion Envelopes,Tyvek,14 lb,10"x13"x2",100/CT,White

    Quality Park Expansion Envelopes,Tyvek,14 lb,10"x13"x2",100/CT,White

    Quality Park Expansion Envelopes,Tyvek,14 lb,10"x13"x2",100/CT,White

    Regular price $207.86 USD
    Regular price Sale price $207.86 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR4520
    Quality Park  Expansion Mailers,Exp. 2",Durable,12"x16",100/CT,White

    Quality Park Expansion Mailers,Exp. 2",Durable,12"x16",100/CT,White

    Quality Park Expansion Mailers,Exp. 2",Durable,12"x16",100/CT,White

    Regular price $275.56 USD
    Regular price Sale price $275.56 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR4510
    Quality Park  Expansion Envelope,1st Class,10"x13"x1-1/2",100/CT,WE

    Quality Park Expansion Envelope,1st Class,10"x13"x1-1/2",100/CT,WE

    Quality Park Expansion Envelope,1st Class,10"x13"x1-1/2",100/CT,WE

    Regular price $194.92 USD
    Regular price Sale price $194.92 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR4500
    Quality Park  Expansion Mailers,Exp. 1-1/2", Durable,10"x13",100/CT,White

    Quality Park Expansion Mailers,Exp. 1-1/2", Durable,10"x13",100/CT,White

    Quality Park Expansion Mailers,Exp. 1-1/2", Durable,10"x13",100/CT,White

    Regular price $180.86 USD
    Regular price Sale price $180.86 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR4497
    Quality Park  Expansion Mailers, 18 lb, Durable, 12"x16"x4", 50/CT, White

    Quality Park Expansion Mailers, 18 lb, Durable, 12"x16"x4", 50/CT, White

    Quality Park Expansion Mailers, 18 lb, Durable, 12"x16"x4", 50/CT, White

    Regular price $272.43 USD
    Regular price Sale price $272.43 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR4492
    Quality Park  Expansion Mailers, 18 lb, Durable, 12"x16"x2", 100/CT, White

    Quality Park Expansion Mailers, 18 lb, Durable, 12"x16"x2", 100/CT, White

    Quality Park Expansion Mailers, 18 lb, Durable, 12"x16"x2", 100/CT, White

    Regular price $396.02 USD
    Regular price Sale price $396.02 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR4450
    Quality Park  Expansion Mailers, 18 lb, Durable, 10"x15"x2", 100/CT, White

    Quality Park Expansion Mailers, 18 lb, Durable, 10"x15"x2", 100/CT, White

    Quality Park Expansion Mailers, 18 lb, Durable, 10"x15"x2", 100/CT, White

    Regular price $301.46 USD
    Regular price Sale price $301.46 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR4440
    Quality Park  Tyvek Open-Side Envelope,1st Class,10"x13"x2",100/CT,White

    Quality Park Tyvek Open-Side Envelope,1st Class,10"x13"x2",100/CT,White

    Quality Park Tyvek Open-Side Envelope,1st Class,10"x13"x2",100/CT,White

    Regular price $271.04 USD
    Regular price Sale price $271.04 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR4430
    Quality Park  Expansion Mailers, 18 lb, Durable, 10"x13"x2", 100/CT, White

    Quality Park Expansion Mailers, 18 lb, Durable, 10"x13"x2", 100/CT, White

    Quality Park Expansion Mailers, 18 lb, Durable, 10"x13"x2", 100/CT, White

    Regular price $257.84 USD
    Regular price Sale price $257.84 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR4292
    Quality Park  Expansion Mailers,Exp. 2",Durable,12"x16",25/BX,White

    Quality Park Expansion Mailers,Exp. 2",Durable,12"x16",25/BX,White

    Quality Park Expansion Mailers,Exp. 2",Durable,12"x16",25/BX,White

    Regular price $112.81 USD
    Regular price Sale price $112.81 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR4290
    Quality Park  Expansion Mailers, Exp. 2",18 lb, 12"x16",100/CT,WE

    Quality Park Expansion Mailers, Exp. 2",18 lb, 12"x16",100/CT,WE

    Quality Park Expansion Mailers, Exp. 2",18 lb, 12"x16",100/CT,WE

    Regular price $347.74 USD
    Regular price Sale price $347.74 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR4210
    Quality Park  Tyvek Open-End Envelope,1st Class,10"x13"x1-1/2",100/CT,WE

    Quality Park Tyvek Open-End Envelope,1st Class,10"x13"x1-1/2",100/CT,WE

    Quality Park Tyvek Open-End Envelope,1st Class,10"x13"x1-1/2",100/CT,WE

    Regular price $276.46 USD
    Regular price Sale price $276.46 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR4202
    Quality Park  Expansion Mailers,Exp. 1-1/2",Durable,10"x13",25/BX,White

    Quality Park Expansion Mailers,Exp. 1-1/2",Durable,10"x13",25/BX,White

    Quality Park Expansion Mailers,Exp. 1-1/2",Durable,10"x13",25/BX,White

    Regular price $73.71 USD
    Regular price Sale price $73.71 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR4200
    Quality Park  Expansion Mailers, Exp. 1-1/2",18 lb, 10"x13",100/CT,WE

    Quality Park Expansion Mailers, Exp. 1-1/2",18 lb, 10"x13",100/CT,WE

    Quality Park Expansion Mailers, Exp. 1-1/2",18 lb, 10"x13",100/CT,WE

    Regular price $227.24 USD
    Regular price Sale price $227.24 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR2420
    Quality Park  Tamper-Indicating Envelopes,Plain,10"x13",100/BX,White

    Quality Park Tamper-Indicating Envelopes,Plain,10"x13",100/BX,White

    Quality Park Tamper-Indicating Envelopes,Plain,10"x13",100/BX,White

    Regular price $181.90 USD
    Regular price Sale price $181.90 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR2400
    Quality Park  Tamper-Indicating Envelopes,Plain,9"x12",100/BX,White

    Quality Park Tamper-Indicating Envelopes,Plain,9"x12",100/BX,White

    Quality Park Tamper-Indicating Envelopes,Plain,9"x12",100/BX,White

    Regular price $184.05 USD
    Regular price Sale price $184.05 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR1800
    Quality Park  Tyvek Open-End Envelope,1st Class,12"x15-1/2",100/BX,WE

    Quality Park Tyvek Open-End Envelope,1st Class,12"x15-1/2",100/BX,WE

    Quality Park Tyvek Open-End Envelope,1st Class,12"x15-1/2",100/BX,WE

    Regular price $140.14 USD
    Regular price Sale price $140.14 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR1790
    Quality Park  Tyvek Open-End Envelope, Plain, 12"x15-1/2", 100/BX, White

    Quality Park Tyvek Open-End Envelope, Plain, 12"x15-1/2", 100/BX, White

    Quality Park Tyvek Open-End Envelope, Plain, 12"x15-1/2", 100/BX, White

    Regular price $142.39 USD
    Regular price Sale price $142.39 USD
  • Vendor:
    Quality Park
    PART NO. : QUAR1670
    Quality Park  Tyvek Open-End Envelope,1st Class,10"x15",100/BX,WE

    Quality Park Tyvek Open-End Envelope,1st Class,10"x15",100/BX,WE

    Quality Park Tyvek Open-End Envelope,1st Class,10"x15",100/BX,WE

    Regular price $142.94 USD
    Regular price Sale price $142.94 USD
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About us

Diltex Inc. is a leading office and information technology (IT) solutions provider for businesses, governments, educational and healthcare institutions, as well as commercial-consumers.

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Contact us

1750 W Cameron Ave, Suite 110,
 West Covina, CA, U.S.A. 91790
626-960-1314
sales@diltexinc.com
© 2026, DiltexGlobal
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