BBU unit family Q: roofs
See other sections of this tutorial for instructions on folding other unit variants and connecting them.
BBU Q family groups elements which represent various roof types and are useful for designing architectural models.
All tiles in the family
Code | Name | Finished look | Front | Back | Crease pattern | Description |
Q1 | 45° slant with pocket |
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This roof has a big pocket which can be used to connect other units, e.g. Q3 or Q20 |
Q2 | 45° slant |
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Q3 | 45° gable |
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Q4 | 90° roof top |
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Q5 | 90° gable |
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Q6 |
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This unit can be inserted under adjacent Q5 tiles in order to cover the empty spaces between them. | |
Q7 | 60° roof top |
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Q8 |
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Needs diagonal slits (C1 or Q21) for proper attachment. | |
Q9 | roof with arbitrary slope |
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Q10 |
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Q11 |
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Q12 |
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Q13 |
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Q14 | steep tower roof |
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In order to match other units, this unit needs to be made from a sheet of paper which is at least 1/(2√2 - 2) ≈ 121% the size of paper used for the other units. |
Q15 | tower roof |
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This seems to be the steepest four-sided roof that can be made from paper the same size as other units. |
Q16 | 90° roof top with gables |
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Q17 | truncated 90° roof top with gable |
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Q18 | base for crane roof |
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Base for Q19. |
Q19 | crane roof |
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Uses Q18 as a base. |
Q20 | 45° slant corner |
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This unit can be used for connecting two perpendicular runs of 45° slanted roofs made from units such as Q1 and Q2. |
Q21 | 45° attachment base |
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Can be used to connect several Q20 units to each other so that they form a pyramid. |
Q22 | 45° slant with gable | Looks like a combination of Q1 and Q3. |
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