Pros and cons of buying a house with a flat roof
Not knowing the particular issues to look out for on a flat roof makes buyers unsure about putting an offer on a home. Without experience, it is hard to judge major repairs, such as whether a roofing contractor should have replaced the planking or just patched the holes.
What the numbers show
Counted from the threads quoted below. How we count
- People have been saying this in most months since September 2026.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
Found another way around this?
Share your steps and trade-offs so fellow engineers don't have to reinvent the wheel. No account required.
Pros and cons of buying a house with a flat roof
- 1Reading mixed opinions onlineDid this help you?
- 2Planning to have a builder inspect the property before going aheadDid this help you?
- 3Tacking down pieces of galvanized metal or flat step pan over larger holes.Did this help you?
- 4Redecking the entire roof with OSB or plywood during the next roof replacement to cover the aging planks.Did this help you?
- 5Hiring a professional roofer to perform an inspection prior to closing.Did this help you?
- 6Asking the seller for documentation showing when the roof was last coated or replaced.Did this help you?
In their words
Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.
“This was my first experience with replacing a roof. Should the contractor have replaced the planking or patched the holes?”source ↗
“My partner and I are looking to put an offer on our first home but we’re a little unsure about the flat roof”source ↗
“What are the main pros and cons? and are there any particular issues we should be looking out for?”source ↗
“I’m buying a row home and don’t know much about them tbh. Roof looks clean and new is all I’ve been checking. The one in front is the roof of a home I’m interested in and noticing how it’s different from the one next to it got me wondering what I should be looking for?”source ↗
“My insurance company requires proof of it getting done (new roof) or they will drop my insurance. This is trend I have seen with most carriers - just something you should know when you buy b/c they always ask for this info AFTER you purchase.”source ↗
Where this came up
People with this problem also raised
- 59How to tell if a new roof was installed correctly
- 2How to tell if roof hail damage is serious enough to fix
- 2How to tell if slate roof wear is normal or a serious problem?
- 6Should I buy a house with conflicting roof damage reports?
- 6Is underlayment required under slate, tile, or thatch roofs?
- 4What is this part of my roof called?