![1963 - 1099 2up Double Window Envelope (for Inserting Equipment) 1963 - 1099 2up Double Window Envelope (for Inserting Equipment)](https://cdn11.bigcommerce.com/s-1yt6hq6kpd/images/stencil/500x659/products/1290/4419/1963__24151.1680635028.png?c=1)
1963 - 1099 2up Double Window Envelope (for Inserting Equipment)
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Miscellaneous Information. This 3-part laser set includes:
All 8 1/2 x 11" sheets are printed on 20# laser paper; Copy A has a 1/2" side perforation. Print each copy as a batch, then separate by recipient. Mail federal copies in a batch to the IRS. Mail recipient copies in compatible window envelopes. Order by number of forms, not sheets.
Compatible Envelopes: RDWENV05 (Moisture Seal) | RDWENVS05 (Self Seal) | RDWENVSTE (Self Seal Tamper Evident)