Key points at a glance
- Binding space keeps important content away from the bound edge.
- Check whether a required inside margin already includes the allowance.
- In duplex output, the inside edge alternates between facing pages.
What is a gutter margin?
A gutter adds space at the binding edge to help keep text and other content readable when the document is opened. The appropriate allowance depends on the document, binding and required format. A single measurement cannot be treated as the right answer for every thesis.
Begin with the prescribed margins and establish whether a specified inside margin already includes binding space. Otherwise, you may add the same allowance twice and unnecessarily reduce the usable text area.
Worked example: distinguish the base margin from the addition
Suppose an illustrative layout uses a 2.5-centimetre base margin and an additional 0.5-centimetre gutter. Together, these produce 3 centimetres at the binding edge. These numbers explain the calculation; they are not a recommendation for your order.
If the department already specifies 3 centimetres as the complete inside margin, do not automatically add that allowance again. Compare how the guide, template and printing instructions use the terms. A precise question about the intended total is more useful than asking for a “normal margin”.
Changing the usable width affects line breaks, tables and potentially the total page count. Set margins early where possible and update generated lists after any later adjustment.
Apply the setting in Word
Microsoft describes gutter settings under Layout, Margins and Custom Margins. Also inspect which part of the document receives the setting. For duplex documents, mirror margins with inside and outside values are relevant; interfaces vary by version.
Word for the web does not expose all of these controls. If an option is missing, inspect the document in desktop Word. Check separate sections such as landscape appendices: correct body-text settings do not prove that every section uses the same dimensions.
Inspect usable space rather than only the setting
Look at long table rows, equations, footnotes and page numbers near the edge. Normal paragraphs may sit safely inside the text area while an imported object extends beyond it. Review the whole document for these exceptions.
If useful, print representative pages at actual size and mark the area near the binding edge. This does not reproduce a finished binding, but it can reveal obvious crowding. Prefer repairing the source document to arbitrarily scaling the finished PDF to disguise inadequate margins.
Final submission context
Formal details can feel like a separate writing task, but they matter just as much for a printed submission. Anything missing, misplaced or inconsistently formatted in the document will also appear in the bound copy.
Use this guide together with your cover page, table of contents, page numbers, source notes and appendices. Prepare the final PDF for printing and binding only after the complete file has been checked.
Practical check before PDF export
- Do headings, chapter structure and page numbers match?
- Are sources, figures and tables included completely?
- Are required elements such as declarations, appendices or the cover page included where required?
- Did you open and check the final PDF after exporting it?
Checklist
- Department rules and printing format are known.
- The meaning of the prescribed inside margin is clear.
- Binding allowance has not been added twice.
- Sections and edge-adjacent objects have been inspected.
- The final PDF contains updated lists and references.
Common mistakes
- Assuming one standard margin suits every binding.
- Double-counting inside margin and gutter.
- Keeping old table-of-contents page numbers after changing margins.
Enough room for your chosen binding?
Review the final margins and file before approving printing and binding options.
Configure your thesisRelated content
Explore related guidance on thesis structure, sources, formatting and final submission.
Frequently asked questions
How wide should the gutter be?
There is no universal value. Reconcile your department requirements with the document and the selected binding’s file requirements.
Is the binding edge always on the left?
For single-sided left-bound pages it is on the left. On facing pages the inside edge alternates, so check mirror margins and page order.
Can I change margins just before printing?
Yes, but the change can alter pagination throughout the thesis. Export again and recheck tables, generated lists and page sequence.