Cormar Primo Tweeds TOG value vs Cormar Primo Ultra TOG value: specs compared
Updated 05 September 2026.
1.5 TOG
Cormar Primo Ultra TOG value wins on TOG rating
On TOG rating, Cormar Primo Ultra TOG value leads: 1.5 TOG versus 1.2 TOG.
| Spec | Cormar Primo Tweeds TOG value | Cormar Primo Ultra TOG value |
|---|---|---|
| Range | Cormar Primo Tweeds | Cormar Primo Ultra |
| Construction | polypropylene tweed loop | polypropylene twist |
| TOG rating | 1.2 TOG | 1.5 TOG |
| Max underlay TOG for UFH | 2.3 TOG | 2 TOG |
Questions and answers
Which has the higher TOG rating, Cormar Primo Tweeds TOG value or Cormar Primo Ultra TOG value?
On TOG rating, Cormar Primo Ultra TOG value leads: 1.5 TOG versus 1.2 TOG.
How do Cormar Primo Tweeds TOG value and Cormar Primo Ultra TOG value compare?
On TOG rating, Cormar Primo Ultra TOG value leads: 1.5 TOG versus 1.2 TOG.