Plywood vs. PVC crawl space doors — and where the mail-order kits actually fit.
Three ways to replace a crawl space door: build one from plywood, order a kit online, or have one custom-built and installed. Each is right for somebody.
Side-by-side
| Plywood | Mail-order kit | Custom PVC, installed | |
|---|---|---|---|
| Upfront cost | $40–$100 | $150–$500 + labor | $675–$850 |
| Rots or rusts | Yes | Varies | Never |
| Survives out-of-square | No | No | Built for them |
| Frame rebuilt | No | No | Every job |
| Installed & sealed | No | No | Yes |
| Lifespan | 5–10 yrs | 10–15 if fitted right | 15-yr warranty |
| Who owns the fit | You | You | We do |
FAQ
For the door slab, yes. For the frame, pressure-treated wood is right — which is why we use both.
No — they're built on assumptions (standard size, square opening, DIY install) that many real houses fail.
Ours are 3/4-inch solid PVC. Most homemade doors are 1/2-inch plywood.
The door is the largest opening in your foundation. Ours are rated at least R-5.
You've read the comparison. Here's your actual number.
Instant quote from photos and two measurements.