i am goin to build a hatchling rack i have afew questions about it what size tubs do you need ?how many tubs will i need to have in it ?im planning on getting 3 clutchs .whats the best material to build it out of? and around how much would i be expecting 2 pay for all the materials ? about the incubator i also plan on building one of these .what is the best design to use if i plan incubating 3 clutchs ? any tips on building them?