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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 11 products
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Q-Connect Self Seal C5 Windowed Pocket Envelope 90gsm - White (500 Pack) 2820

Q Connect Self Seal C5 Windowed Pocket Envelope 90gsm White 500 Pack 2820 152998 F
500
Pack
  • Pack Size: 500 envelopes per pack
  • Paper Quality: Made from 90gsm white paper
  • Window Feature: Includes a 90 x 45mm window for address visibility
  • Self Seal Closure
  • Document Compatibility: Ideal for A4 (folded) or A5 (unfolded) documents
£19.83
£16.52 ex. VAT
£16.52
£19.83 inc. VAT
£19.83
£16.52 ex. VAT
£16.52
£19.83 inc. VAT

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Order now for dispatch tomorrow

Self Seal C5 Windowed Envelope 90gsm - White (500 Pack)

Self Seal C5 Windowed Envelope 90gsm White 500 Pack 755368 F
500
Pack
  • Pack of 500: Ideal for both business and personal mailing needs.
  • C5 Size & 90gsm: Standard C5 envelope size with a quality 90gsm paper weight.
  • Self-Seal & Window: Features a convenient self-seal closure and clear window.
  • UK Made & Sustainable: Ethically sourced, renewable paper manufactured in the UK.
£18.86
£15.72 ex. VAT
£15.72
£18.86 inc. VAT
£18.86
£15.72 ex. VAT
£15.72
£18.86 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

Q-Connect Self Seal C5 Windowed Pocket Envelope 90gsm - White (500 Pack) 9000020

Q Connect Self Seal C5 Windowed Pocket Envelope 90gsm White 500 Pack 9000020 461801 F
500
Pack
  • Size C5 (229 x 162mm) - Fits A5 & folded A4
  • 500 Pack - Ideal for business & home use
  • 90gsm Paper Weight - Durable & reliable
  • Self-Seal & Window - Convenient & professional
£19.32
£16.10 ex. VAT
£16.10
£19.32 inc. VAT
£19.32
£16.10 ex. VAT
£16.10
£19.32 inc. VAT

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Order now for dispatch tomorrow

5 Star Value Self Seal C5 Windowed Pocket Envelope 90gsm - White (500 Pack) 652516

5 Star Value Self Seal C5 Windowed Pocket Envelope 90gsm White 500 Pack 652516 889018 F
500
Pack
  • Size: 229x162mm C5 envelopes – ideal for standard letters
  • Paper Weight: Crafted from durable 90gsm paper
  • Convenient Seal: Features a quick and easy Pocket Press Seal
  • Large Pack: Includes a generous 500 envelopes per pack
£21.78
£18.15 ex. VAT
£18.15
£21.78 inc. VAT
£21.78
£18.15 ex. VAT
£18.15
£21.78 inc. VAT

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Order now for dispatch tomorrow

Q-Connect Gummed C5 Windowed Machine Envelope 90gsm - White (500 Pack) KF02898

Q Connect Gummed C5 Windowed Machine Envelope 90gsm White 500 Pack KF02898 106366 F
500
Pack
  • Suitable for mailing machines
  • Dimensions: 162 x 238mm (Oversized C5)
  • 500 envelopes per pack
  • Durable 90gsm paper
£21.06
£17.55 ex. VAT
£17.55
£21.06 inc. VAT
£21.06
£17.55 ex. VAT
£17.55
£21.06 inc. VAT

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Order now for dispatch tomorrow

Self Seal C5 Windowed Box Envelope 90gsm - White (500 Pack) WX3406

Self Seal C5 Windowed Box Envelope 90gsm White 500 Pack WX3406 369642 F
500
Pack
  • C5 Size & 500 Pack: Standard C5 envelopes, supplied in a convenient boxed pack of 500.
  • 90gsm Quality Paper: Made from substantial 90gsm paper for a reliable and professional feel.
  • Self-Seal Closure: Features a convenient self-seal closure, eliminating the need for glue or tape.
  • 90x45mm Window: Includes a clear 90 x 45mm window for easy address visibility.
£19.40
£16.17 ex. VAT
£16.17
£19.40 inc. VAT
£19.40
£16.17 ex. VAT
£16.17
£19.40 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

5 Star Office Envelopes Pocket Self Seal Window 90gsm C5 White (500 Pack) 940411

5 Star Office Envelopes Pocket Self Seal Window 90gsm C5 White 500 Pack 940411 477453 F
500
Pack
  • Size: C5 (229x162mm) - ideal for daily mailing.
  • Secure & Private: Blue opaque interior shields contents.
  • Convenient: Self-seal closure for quick use.
  • Professional Finish: 90gsm paper with clear address window.
£21.61
£18.01 ex. VAT
£18.01
£21.61 inc. VAT
£21.61
£18.01 ex. VAT
£18.01
£21.61 inc. VAT

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Order now for dispatch tomorrow

5 Star Office Self Seal DL Windowed Wallet Envelope 90gsm - White (500 Pack) 907190

5 Star Office Self Seal DL Windowed Wallet Envelope 90gsm White 500 Pack 907190 117501 F
500
Pack
  • Size: DL (220x110mm) - ideal for standard letters
  • Self-Seal: Quick and convenient closure, saving time
  • Privacy Feature: Blue opaque interior for added confidentiality
  • Pack Contains: 500 durable, 90gsm envelopes
£21.06
£17.55 ex. VAT
£17.55
£21.06 inc. VAT
£21.06
£17.55 ex. VAT
£17.55
£21.06 inc. VAT

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Order now for dispatch tomorrow

5 Star Eco Recycled Self Seal C5 Windowed Pocket Envelope 90gsm - White (500 Pack) 940406

5 Star Eco Recycled Self Seal C5 Windowed Pocket Envelope 90gsm White 500 Pack 940406 477452 F
500
Pack
  • Eco-Friendly: Made from 100% recycled 90gsm paper.
  • C5 Size: Dimensions of 229 x 162mm.
  • Self-Seal & Window: Features a convenient self-seal closure and clear window.
  • Pack of 500: Includes 500 envelopes per pack.
£31.19
£25.99 ex. VAT
£25.99
£31.19 inc. VAT
£31.19
£25.99 ex. VAT
£25.99
£31.19 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

Q-Connect Self Seal C5 Windowed Pocket Envelope 90gsm - White (500 Pack) KF02718

Q Connect Self Seal C5 Windowed Pocket Envelope 90gsm White 500 Pack KF02718 177003 F
500
Pack
  • Pack Size: 500 envelopes (20 packs of 25)
  • Paper Weight: 90gsm white envelopes
  • Closure Type: Self-Seal for convenience
  • Suitable For: A4 (folded) or A5 documents
£43.08
£35.90 ex. VAT
£35.90
£43.08 inc. VAT
£43.08
£35.90 ex. VAT
£35.90
£43.08 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

Self Seal C5 Windowed Envelope 90gsm - Manilla (500 Pack) C590500MW

Self Seal C5 Windowed Envelope 90gsm Manilla 500 Pack C590500MW 809034 F
500
Pack
  • Pack of 500: Contains a generous 500 high-quality manilla envelopes.
  • C5 Size: Specifically sized at 229x162mm to fit A5 documents.
  • Self-Seal Closure: Features a convenient self-seal adhesive flap for easy use.
  • 90gsm Paper Weight: Crafted from durable 90gsm manilla paper for reliable mailing.
£43.69
£36.41 ex. VAT
£36.41
£43.69 inc. VAT
£43.69
£36.41 ex. VAT
£36.41
£43.69 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.