Flue slope. Question-I've seen this type of venting 3-4 times a month in older houses and never had anyone complain. The bottom metal flue is the 80% furnace with an uphill rise from it to the newly lined masonry chimney (stainless steel liner).
Monarch butterflies utilize different habitat in the warm months versus the cold months. In the spring, summer and early fall, they can be found wherever there are milkweeds. Monarchs lay their eggs on milkweeds and they're always searching for them in fields, meadows and parks.
Tropical Milkweed for Butterflies. Asclepias curassavica is a Host Plant for two butterflies, the Monarch butterfly and the Queen butterfly. The Monarch butterfly can be found all around the US and into Canada. The Queen butterfly is found in Florida, our southwestern states, and down into Mexico.