This tool estimates the benefits of using SUPAFIL insulation in cavity walls. It calculates potential savings in energy, finances, and CO2 emissions based on improved wall insulation.
Supafil E-Calculator for iPhone by Knauf Insulation

0+ iOS apps curated and reviewed
If you already know Supafil E, this is the deeper bench. 0+ insulation calculation app for iPhone, all reviewed and ranked by user rating, recency, and download trend as of July 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.0★ (1) | No | No | Aug 2026 | |
| 2 | Free | — | No | No | May 2026 | |
| 3 | Free | 1.0★ (1) | No | Yes | May 2026 | |
| 4 | Free | — | No | No | May 2026 | |
| 5 | Free | 5.0★ (9) | No | No | Aug 2026 | |
| 6 | Free | — | Yes | No | May 2026 | |
| 7 | Free | 4.9★ (9.6K) | No | No | Aug 2026 | |
| 8 | Free | 4.6★ (1.4K) | No | Yes | Aug 2026 |

This tool estimates the benefits of using SUPAFIL insulation in cavity walls. It calculates potential savings in energy, finances, and CO2 emissions based on improved wall insulation.











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