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High Security Envelopes

Sometimes a normal envelope just won't do and that's when high security envelopes can make all the difference. Tear, water and burst resistant we have a selection of sizes with expanding gussets for those larger items that need protection.

14 products found
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Best Seller
Manufacturer Ref 556524
32 In Stock
  • Security envelope designed to be water and tear resistant
  • Made of 100% high density polyethylene fibres (HDPE)
  • Extra strong hot melt peel and seal closure
  • Size: B4A (330 x 250mm)
  • Colour: white
  • Pack of 100
Product Code: TY02262
Pack size 1
£35.39
Pack of 1 incl. VAT £43.53
RRP £136.48
74%
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Manufacturer Ref H28866
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  • Plain pocket envelopes with 25mm gusset
  • Durable, heavyweight 120gsm paper
  • Strong Power-Tac peel and seal closure
  • Size: 381 x 254 x 25mm
  • Colour: white
  • Pack of 100
Product Code: JDH28866
Pack size 1
£58.59
Pack of 1 incl. VAT £72.07
RRP £121.88
52%
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Manufacturer Ref 551024
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  • Security envelope designed to be water and tear resistant
  • Made of 100% high density polyethylene fibres (HDPE)
  • Extra strong hot melt peel and seal closure
  • Size: C5 (229 x 162mm)
  • Colour: white
  • Pack of 100
Product Code: TY00001
Pack size 1
£21.29
Pack of 1 incl. VAT £26.19
RRP £81.18
74%
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Manufacturer Ref 555024
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  • Security envelope designed to be water and tear resistant
  • Made of 100% high density polyethylene fibres (HDPE)
  • Extra strong hot melt peel and seal closure
  • Size: C4 (324 x 229mm)
  • Colour: white
  • Pack of 100
Product Code: TY02261
Pack size 1
£32.89
Pack of 1 incl. VAT £40.45
RRP £124.94
74%
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Manufacturer Ref 558024
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  • Security envelope designed to be water and tear resistant
  • Made of 100% high density polyethylene fibres (HDPE)
  • Extra strong hot melt peel and seal closure
  • Size: E4 (394 x 305mm)
  • Colour: white
  • Pack of 100
Product Code: TY02264
Pack size 1
£51.09
Pack of 1 incl. VAT £62.84
RRP £177.24
71%
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Manufacturer Ref 754924
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  • Gusset envelope designed to be water and tear resistant
  • Made of 100% high density polyethylene fibres (HDPE)
  • Extra strong hot melt peel and seal closure
  • Size: C4 (324 x 229 x 20mm)
  • Colour: white
  • Pack of 100
Product Code: TY02267
Pack size 1
£65.29
Pack of 1 incl. VAT £80.31
RRP £228.04
71%
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Manufacturer Ref 755024
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  • Gusset envelope designed to be water and tear resistant
  • Made of 100% high density polyethylene fibres (HDPE)
  • Extra strong hot melt peel and seal closure
  • Size: C4 (324 x 229 x 38mm)
  • Colour: white
  • Pack of 100
Product Code: TY02268
Pack size 1
£61.89
Pack of 1 incl. VAT £76.12
RRP £236.53
74%
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Manufacturer Ref 756524
5 In Stock
  • Gusset envelope designed to be water and tear resistant
  • Made of 100% high density polyethylene fibres (HDPE)
  • Extra strong hot melt peel and seal closure
  • Size: B4A (330 x 250 x 38mm)
  • Colour: white
  • Pack of 100
Product Code: TY02269
Pack size 1
£65.29
Pack of 1 incl. VAT £80.31
RRP £264.38
75%
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Manufacturer Ref 757224
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  • Gusset envelope designed be water and tear resistant
  • Made of 100% high density polyethylene fibres (HDPE)
  • Extra strong hot melt peel and seal closure
  • Size: D4 (381 x 254 x 50mm)
  • Colour: white
  • Pack of 100
Product Code: TY02270
Pack size 1
£88.49
Pack of 1 incl. VAT £108.84
RRP £331.02
73%
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Manufacturer Ref 758124
34 In Stock
  • Gusset envelope designed to be water and tear resistant
  • Made of 100% high density polyethylene fibres (HDPE)
  • Extra strong hot melt peel and seal closure
  • Size: E4 (406 x 305 x 50mm)
  • Colour: white
  • Pack of 100
Product Code: TY02271
Pack size 1
£101.69
Pack of 1 incl. VAT £125.08
RRP £371.05
73%
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Manufacturer Ref 758124 P20
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  • Gusset envelope designed to be water and tear resistant
  • Made of 100% high density polyethylene fibres (HDPE)
  • Extra strong hot melt peel and seal closure
  • Size: E4 (406 x 305 x 50mm)
  • Colour: white
  • Pack of 20
Product Code: TY02274
Pack size 1
£31.59
Pack of 1 incl. VAT £38.86
RRP £77.72
59%
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Manufacturer Ref 756524 P20
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  • Gusset envelope designed to be water and tear resistant
  • Made of 100% high density polyethylene fibres (HDPE)
  • Extra strong hot melt peel and seal closure
  • Size: B4A (330 x 250 x 38mm)
  • Colour: white
  • Pack of 20
Product Code: TY02276
Pack size 1
£26.09
Pack of 1 incl. VAT £32.09
RRP £55.33
53%
Compare
Total 14 products
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