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Window Envelopes

Find a wide range of window envelopes at Cartridge People, including C4 and DL window envelopes.

Window Envelopes
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We found 6 products
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Q-Connect Self Seal C4 Windowed Basketweave Pocket Envelope 115gsm - Manilla (250 Pack) KF3534

Q Connect Self Seal C4 Windowed Basketweave Pocket Envelope 115gsm Manilla 250 Pack KF3534 137017 F
250
Pack
  • Pack of 250: Ideal for frequent mailing needs
  • C4 Size and 115gsm Paper: Suitable for A4 documents with a professional finish
  • Self-Seal Closure: Quick, secure, and eliminates the need for licking
  • Clear Window (40x105mm): Enhances address visibility for streamlined mailing
£22.05
£18.37 ex. VAT
£18.37
£22.05 inc. VAT
£22.05
£18.37 ex. VAT
£18.37
£22.05 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

Plus Fabric Peel and Seal C4 Windowed Pocket Envelope 120gsm - White (250 Pack) L23970

Plus Fabric Peel and Seal C4 Windowed Pocket Envelope 120gsm White 250 Pack L23970 144938 F
250
Pack
  • Size: C4, designed for A4 documents
  • Paper Weight: Durable 120gsm paper stock
  • Closure: Secure peel and seal flap with tear strip
  • Pack Quantity: 250 envelopes per pack
£86.72
£72.27 ex. VAT
£72.27
£86.72 inc. VAT
£86.72
£72.27 ex. VAT
£72.27
£86.72 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

Basildon Bond Peel and Seal C4 Windowed Pocket Envelope 120gsm - White (250 Pack) K80121

Basildon Bond Peel and Seal C4 Windowed Pocket Envelope 120gsm White 250 Pack K80121 126455 F
250
Pack

  • Pack of 250 C4 white envelopes for professional mailing.

  • Made from 120gsm 100% recycled paper – an eco-friendly choice.

  • Features a convenient peel & seal closure and address window.

  • Opaque green interior ensures confidentiality; fits unfolded A4 documents.

£57.49
£47.91 ex. VAT
£47.91
£57.49 inc. VAT
£57.49
£47.91 ex. VAT
£47.91
£57.49 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

New Guardian Peel and Seal C4 Windowed Envelope 130gsm - Manilla (250 Pack) F24203

New Guardian Peel and Seal C4 Windowed Envelope 130gsm Manilla 250 Pack F24203 123600 F
250
Pack
  • Size: C4 – fits unfolded A4 documents
  • Secure Closure: Features a reliable Power-Tac peel & seal
  • Heavyweight Paper: Made from strong 130gsm manilla paper
  • Convenient Features: Includes tear strip & 40x100mm address window
£67.16
£55.97 ex. VAT
£55.97
£67.16 inc. VAT
£67.16
£55.97 ex. VAT
£55.97
£67.16 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

Plus Fabric Self Seal C4 Windowed Pocket Envelope 120gsm - White (250 Pack) H27070

Plus Fabric Self Seal C4 Windowed Pocket Envelope 120gsm White 250 Pack H27070 127526 F
250
Pack
  • Size: C4, ideal for A4 documents
  • Material: Durable 120gsm paper construction
  • Closure: Convenient self-seal design
  • Pack: Includes 250 white envelopes
£147.43
£122.86 ex. VAT
£122.86
£147.43 inc. VAT
£147.43
£122.86 ex. VAT
£122.86
£147.43 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

New Guardian Self Seal C4 Windowed Envelope 130gsm - Manilla (250 Pack) M27503

New Guardian Self Seal C4 Windowed Envelope 130gsm Manilla 250 Pack M27503 125027 F
250
Pack
  • Pack Size: 250 manilla envelopes
  • Paper Weight: Durable 130gsm paper
  • Envelope Size: C4, fits unfolded A4 documents
  • Closure Type: Self-seal with 40x100mm address window
£57.89
£48.24 ex. VAT
£48.24
£57.89 inc. VAT
£57.89
£48.24 ex. VAT
£48.24
£57.89 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

Window Envelopes

Find the window envelopes for your business or personal needs with our extensive range. Including various sizes, from popular DL and C5 to C4 and C6, you’ll also find sealing options like gummed, self seal and peel & seal.

Choose from a range of paper weights, including 70gsm, 80gsm, 90gsm and 120gsm options and benefit from convenient pack sizes, from economical smaller packs up to larger packs.

Ideal for invoices, letters and important documents, our window envelopes offer a professional finish. We stock both white and manilla envelopes with windows. Browse our selection to find the right size, weight and sealing method for efficient and secure mailing.

Discover our full range of envelopes, for the secure sending of correspondence at home or work.