I’d get two more quotes - that would determine the validity.
My gut, and 25 years of commercial construction experience tells me that each line item is about 5-10% more expensive than it should be. However, my gut, and 26 years of commercial construction experience also tells me that no two jobs are the same… and there could be factors I’m not aware of.
I can tell you that your items are all necessary, and the overall system size is correct-ish for climate zone 5.
I’d get two more quotes - that would determine the validity.
My gut, and 25 years of commercial construction experience tells me that each line item is about 5-10% more expensive than it should be. However, my gut, and 26 years of commercial construction experience also tells me that no two jobs are the same… and there could be factors I’m not aware of.
I can tell you that your items are all necessary, and the overall system size is correct-ish for climate zone 5.