I used shingles cut in half to seal around the tree and shingled the rest of the roof like normal.
How to build a treehouse roof around a tree.
Build the diy treehouse in mid summer.
You should never use a flat roof for a treehouse.
Once your treehouse plans have been mapped start by installing the supports using 2 x 12 cuts of wood decking board.
Add joists on 16 inch centers and build the floor with deck boards or 3 4 inch plywood.
If your design calls for a flat roof try to introduce even a small slope of 3 5.
The second solution is to build a wall vapor barrier around the trunk on the inside of the treehouse.
The heavy spring flow of sap will have slowed greatly but the tree will still have time to heal before winter.
When your rafters are all on lay down the plywood for the roof an leave a good 2 and 1 2 space around the tree so it can sway in the wind without hitting the roof.
Top off the tree just below the roof line and build a solid roof above.
Also one thing to remember is that you want your roof to hang off the side of the treehouse a bit for water protection.
To build a simple and safe treehouse start by choosing a healthy sturdy tree that can support your planned structure.
Ours was approximately 4 inches off each side.
A tree house will act like a sail in strong winds adding a large load to the tree s roots.
Use exterior bolts to make sure they are heavily bolted in to the tree on all sides.
Find a section where the trunk separates into a v shape and build your platform in this area with 4 points anchoring the base to the tree.
Minimizing tree damage for diy treehouse.
When building on one main trunk level the main.
Put the load over the base of the tree not on one side.
I have seen a treehouse built in four cedars designed this way and it works remarkably well however it is not practical for most applications.
The first photo is of my plan which was sketched on a cereal box.
I read around a lot first of course.
The first is a bit dramatic.
Measure the tree at the desired height so you can decide on the right size for your platform.
This is a tree house that my friend aza and i built for a customer shortly after i built my original tree house.
The roof s primary role is of protection and so it is a good place to get right.
The ideal roof is impervious to water but also needs to rapidly shed water so there is no chance of pools or damp patches building up.
For heavy tree houses consider spreading the weight among several trees.
When you go to cut the angle you want to make sure you re keeping your longest side at 46 inches.
Rails sides and a roof complete the treehouse.