I went with synthetic on my 1920s bungalow for exactly this reason—didn’t want to risk stressing the old rafters. It’s way lighter, but yeah, you really have to watch which brand you pick. Some of the cheaper stuff just doesn’t last in Midwest winters. I’d rather replace a few cracked tiles than deal with sagging beams, though... tradeoffs, right?
I’d rather replace a few cracked tiles than deal with sagging beams, though... tradeoffs, right?
That’s a smart call, especially with older framing where you never quite know what you’ll uncover. I’ve seen more than a few homes where someone added heavy slate or even concrete tile, and it wasn’t long before the rafters started to bow. You’re right about the Midwest winters—some synthetics get brittle and curl if you don’t pick carefully. Still, given the alternatives, cracked tiles are usually a lot less costly (and messy) to deal with than structural repairs. Good balance of risk and reward there.
- 100% agree that cracked tiles are the lesser evil. I mean,
—yep, learned that the hard way after my inspector poked a sagging spot and half my attic insulation rained down.“cracked tiles are usually a lot less costly (and messy) to deal with than structural repairs.”
- Midwest winters are wild... one day it’s sunny, next day your roof sounds like popcorn. I went with synthetic because my house is old and I didn’t want to risk extra weight.
- Honestly, I was pretty shocked how light the synthetic stuff is compared to real slate. My neighbor has the real deal and his beams creak every time it snows.
- Only downside for me: the look isn’t *exactly* the same up close, but from the curb? No one can tell.
- Overall, totally worth it if you’re not into surprise structural repairs or random home “adventures.”
I get where you’re coming from on the weight thing—synthetic is a game changer for older homes, no doubt. But I’ve seen a few installs where the synthetic stuff didn’t hold up as well in hail or under heavy ice dams. It’s lighter, sure, but sometimes that means it gets brittle faster, especially after a few Midwest freeze-thaw cycles. Real slate’s a pain if your structure can’t handle it, but it’s tough as nails once it’s up there. Guess it’s a tradeoff—less weight, maybe a little less durability long-term. Just something to keep an eye on, especially if your winters are as wild as you say.
That’s a fair point about the freeze-thaw cycles. I’ve managed a few properties in northern Illinois, and we had some synthetic slate that started to curl and crack after just a few harsh winters. The lighter weight made installation a breeze, but repairs were more frequent than with natural slate. On the flip side, real slate is basically indestructible, but the structural reinforcement costs can be a dealbreaker for older buildings. It really comes down to balancing upfront costs, long-term durability, and what your building can actually support.