| floor heating direct | 0.54 | 0.8 | 9071 | 20 | 44 |
| directional floor heating vent covers | 0.83 | 0.9 | 77 | 37 | 67 |
| open direct radiant floor heating | 1.62 | 1 | 8979 | 33 | 91 |
| contractors direct floor heating | 0.01 | 0.9 | 7401 | 32 | 88 |
| floor vent directional covers | 0.16 | 0.4 | 2577 | 29 | 74 |
| directional floor vent cover | 1.31 | 0.7 | 7337 | 28 | 23 |
| heater vent directional covers | 1.46 | 0.8 | 1690 | 30 | 13 |
| heating vent covers floor | 1.06 | 0.1 | 6040 | 25 | 63 |
| hvac directional vent covers | 1.02 | 0.5 | 4806 | 28 | 87 |
| ducted heating floor vent covers | 0.93 | 0.7 | 9618 | 32 | 56 |
| directional air vent covers | 1.11 | 0.4 | 3868 | 27 | 11 |
| floor heat vent covers | 1.33 | 0.3 | 8867 | 22 | 93 |
| directional ac vent covers | 0.25 | 0.8 | 1180 | 26 | 83 |
| heater vent covers floor | 0.73 | 0.3 | 8321 | 24 | 95 |
| heater vent floor cover | 1.65 | 0.4 | 6393 | 23 | 33 |
