blocklayer.com Directory 👈 Inch or Metric Search by Image




Skillion Lean-to Roof Framing Calculator - With Running Setout Points - Metric


?
From outside of wall to outside of wall (long side)
Wall Length
Rafter Thickness
?
From outside of wall to outside of wall (short side)
Wall Width
Rafter Depth
Wall Thick Rafter Spacing
Wall Height Lower
Roof Angle

?
Spacing adjusted to fit evenly

?
Spacing as entered - end spaces adjusted to fit if necessary

Rafter Overhang Lower End Rafters Set-in
Rafter Overhang Upper Birdsmouth Seat
? Birdsmouth Seat Cut


Scale
?
Creates a link to save or share current calculation
Share this Calculation
Possible Alternate Equal Rafter Centres

Skillion roof framing calculator plan diagram with full dimensions


Running Rafters:
Mark-out
Angle

Birds-Mouth

Skillion roof rafter detail diagram with all dimensions and birds mouths

Scale
Skillion Lean-to roof profile diagram





DON'T BREATH THE DUST If you're cutting blocks, concrete, stone or ANYTHING and there's DUST - DON'T TAKE THE RISK
Don't cut it, or cut it wet so there's NO DUST - Silicosis Sucks
And if you're cutting wet, wear a mask - theres dust in the spray too!

How should we spell it?



Results


Built something using our calculators? Please Send Photos! See examples

Blue Dragon Childrens Foundation If you've benefited from this free service please consider supporting Blue Dragon Children's Foundation



Please help promote this free service - Tell a Friend about this site!

Create PDF to print diagrams on this page. Help & Settings Printing Help (new window)

Copy all diagrams on this page to bottom of page - Make multiple copies to Print or Compare.

View page on Phone via QR Code (Not current calculation result)

?
Zoom out to fit large full scale template images on screen - or to adjust scale to match ruler held against screen
Zoom 100%


?
Click Slider to select then use keyboard cursor keys to fine tune.
Keyboard
Fine tune Sliders

?
Create Full Scale PDF with diagrams on this page to print (templates)

?
Copy all diagrams on this page to bottom of page - Make multiple copies to Print or Compare Results



Printing Help

Help - Settings

Share

↑ Remove Margins

Jump to Top ↑

Built something using this site?
Please Send Photos!
See Examples
blocklayer.com calculators
If you've benefited from this free service please consider supporting
Please help us support Blue Dragon Children's Foundation




Contact Us

blocklayer.com calculators

All calculators on this site are geometric only.
Check relevant local regulations for appropriate sizes, spacings and all engineering requirements.


Disclaimer   |   Privacy & Cookie Policy

Copyright © 2020 - blocklayer.com