Hey Lost. What is the wattage of your light bulb. With some of the incubators that I have built I would have to try different bulbs. Sometimes a 100 or 75 watt would heat up the inside to fast and I would have temp swings. I could go with a lower wattage bulb and heat the interior slower and my...
NoSpringChick............ I didn't seal the edges of the plexiglass. I figured the eggs needed to breath so it wouldn't hurt. Also my side window is a double pain(1 on inside and 1 on outside). I figured it my fog if it were sealed.
By the way I am getting pretty good temps with the water...
I have hatched about 50 chickens in my homemade incubators. I never have owned a store bought incubator. I also have a hatch rate of about 80%. Some are 95%. Here is my newest one that I am warming up.