dmun's 36" geodesic oven part II

[dmun]

Building the fire brick transition

Last year I had completed the dome, and the side walls of the entry. I started brick cutting by raising the side walls up above the dome, and squaring up the hole.



Another view:



This piece of luan is the shape of the bottom of the funnel

[dmun]

This post continues the construction of my oven - Part one was in the pompeii thread, and last year's masonry season ended with the oven built and the enclosure built up above the dome.

So: Spring is here, the birds are singing, the flowers are blooming,



and it's time to get back to work.

I first used refractory mortar to attach the two halves of the refractory flue tile funnel together:



I need to offset the flue to make room for the things that are going in above the oven, so the funnel gets tilted back and to the right:



Measuring the amount of bottom tilt needed to make the right side vertical.