This can be accomplished with collar ties boards spanning the shed at ceiling height or with large gussets further up the rafter slope.
Shed roof ridge board.
You then have rafters running down from this ridge board and resting on the top wall plates.
When installing a new roof and siding the standard application of smartvent on the shed roof is having the exhaust ventilation closest to the shed wall is always the most desired.
One collar tie would be enough in your case.
You don t need a ridge beam but you do need a way to keep the walls from spreading.
I always always build trusses.
Sometimes the rafter will have a tail and extend out past the wall so that you have a soffit or overhang.
Some shed rafters do not incorporate ridge beams either due to small size or lack of technical know how.
Here s a picture of a gable style shed using a ridge beam.
The ridge board runs the length of the building and provides support for the tops of the rafters helping the whole roof structure work together as a system.
A stick framed roof uses 2x4 s or 2x6 s or whatever you are framing with but has a ridge board running down the middle ridge line.
Cut your 2 in 5 1 cm x 4 in 10 cm or 2 in 5 1 cm x 6 in 15 cm to match the length of the shed.
However our instructions include making shed rafters with a ridge beam.
When to use common rafters.
Now if you have done any looking around this site you ll quickly see that i am not a fan of using a ridge beam in shed construction.
The ridge board and rafters are the strength of the roof.
Once you have the sheathing in place your final task will be to mount fascia boards to cover the exposed ends of your rafters.
Ventilation of a shed roof.
Ventilation made easy by using smartvent on your next shed roof project.
For pricing and availability.
Cut fascia boards to finish the edges of your roof.
Framing in a ridge beam in shed roof construction is not hard.
A ridge beam runs the length of the shed roof connecting every pair of rafters.
Line it up with the top of the truss and nail in place.
Install the ridge board cut to the ridge board to the length of the shed dimension b and mark it 24 inch on center.
The ridge board must be set as perfectly as possible so take your time and use careful measurements.