I'm not familiar with the Richie. However if it is installed over an open (not filled) heat tube as shown in this picture there should be enough heat coming up from below the frost line to keep it from freezing at 29 degrees F.
Edited by Jim 4/5/2026 19:20
 (Mira fount Installation diagram (full).jpg)
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 Mira fount Installation diagram (full).jpg (42KB - 1 downloads)
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Richie omni 2
