05/29/2026
Looking for a spray foam alternative? 🏠
While spray foam gets a lot of hype, it’s not always the best choice for every project. Here are four reasons smart homeowners are opting for rigid foam board instead:
1. 💰 Much Easier on the Wallet
Hiring a professional spray foam crew can cost a pretty penny, and DIY spray kits are surprisingly expensive for the little ground they actually cover. Rigid foam board gives you incredible insulating power (R-value) for a fraction of the cost.
2. 🔍 Predictable, Uniform Thickness
With spray foam, it’s easy to end up with a bumpy, uneven mess that makes installing framing studs over it an absolute nightmare. Rigid foam boards are perfectly flat and uniform, giving you a clean, level surface that's ready for drywall.
3. 🛑 Better Moisture Management for Old Brick
Old brick needs to breathe. Foam board—when installed with a slight air gap or the right vapor-permeable tape—allows for much safer moisture management.
4. 🧼 No Mess, No Odor, No Off-Gassing
Spray foam involves a chemical curing process that requires you (and your pets) to vacate the house for 24–48 hours to avoid toxic fumes. Rigid foam board is completely cured before it ever hits the store shelf—meaning zero smell, zero mess, and zero waiting around.
🏆 The Verdict
If you want a straight, predictable, budget-friendly, and structurally safe insulation job, rigid foam board wins hands down.
Call our office 603-591-2776 for additional details including funding for your weatherization upgrades.