When standard R-23 ICF isn't enough, the Nudura Plus Series delivers. With additional insulation laminated to the forms, you can achieve R-values up to R-48 — ideal for net-zero and high-performance homes.
R-48
Maximum wall R-value with Plus Series
Plus Series Options
- Plus +1" — R-28 total
- Plus +2" — R-33 total
- Plus +4" — R-40 total
- Plus +6" — R-48 total
When to Use Plus Series
- Net-zero energy homes — Minimize heating/cooling loads
- Passive House projects — Meet stringent insulation requirements
- Extreme climate zones — Extra insulation for comfort
- Off-grid homes — Reduce solar/battery requirements
- Maximum energy savings — Lowest possible utility bills
Installation
Plus Series installs exactly like standard Nudura forms — same stacking system, same bracing, same pour procedures. The additional insulation is factory-laminated, so there's no extra step on site.