Baldwin Park, CA
Flat roofs do not shed water. They hold it back.
A pitched roof sheds water. A flat roof is a shallow tray that has to be watertight everywhere at once, which is a much harder thing to build.
Describe the flat roofing job
Three questions, then the address. Up to three Baldwin Park contractors who do this work.
You are on the list.
No provider in Baldwin Park is taking requests through this service yet. We are lining them up, and yours is kept until one can.
- Nobody gets your details yet. Your request stays with us and is not passed to any company.
- One email when someone can help. When a provider covering your area can take it on, we email you once and ask whether you want that company, by name, to contact you.
- Deleted after 90 days. If nobody can take it on, or you do not say yes, your contact details are deleted 90 days after your request.
- You decide, or you do not. There is nothing to cancel and nothing to pay us.
Nobody will call you about this request unless you say yes to a company by name.
Before you let anybody on the roof
The things worth pinning down on a flat roofing job. A contractor who has not raised them has not looked properly.
- Which membrane, and how the seams are joined
- Drain, scupper and overflow provision
- How the flat section is flashed into adjoining walls and pitched roofs
- Whether water ponds anywhere after rain
- Whether a coating is being sold as a repair
Single-ply membranes — TPO, PVC, EPDM — are heat-welded or taped at the seams. The seams and the terminations are the whole job.
Look at the flashing where the flat section meets a wall. That transition leaks far more often than the field of the membrane does.
Drains and scuppers need to be checked every season. One blocked drain can hold enough water to matter structurally.
Locally
Behind it: the marine layer keeping the north slope damp. It is why two identical houses on the same street can be ten years apart on the same roof, depending on which way they face.
About flat roofing here
Why three quotes and not one?
Because one price tells you nothing. Three tells you where the middle is, and the outliers are informative in both directions — the very cheapest is usually leaving something out, and the most expensive should be able to say what you are getting for it.
Why does ventilation keep coming up?
It is the most under-sold part of a roof. Trapped heat and moisture shorten shingle life, warp decking, and in cold weather it is what turns snow into an ice dam.
What does a new roof cost in Baldwin Park?
Most quotes here for a standard asphalt replacement come in around $13,000 to $28,500. That assumes one layer to remove and sound decking. Every quote you get should say in writing what happens if the decking is not sound.
I have solar panels. What happens to them?
They come off and go back on, and that is a separate cost, often handled by the solar installer rather than the roofer. If the roof is near the end of its life, do the roof first — removing and refitting panels twice is money wasted.
Ready for a real number?
No cost. We email you once when a provider near you can take it on.