Question: Dear Doctor M, My stand up patio heater was working fine in the spring but now, since the summer started I just can’t get the thing to light properly. Any ideas? Signed, M. Ushraum Answer: Dear M, Any propane appliance attracts spiders – they like the ‘rotten egg’ odorant that we add to propane so that we can smell it when it’s in the air around us. The problem is, these spiders can gum up the valves and orifices…
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