- Heat Transfer Products
- Heat Wagon
- HEAT WAVE
- Heat&Glo
- Heat-N-Glo
- heat-timer
- heatapp!
- heatco
- Heatcraft
- Heatcraft Refrigeration Products
- Heateflex
- Heaters
- HEATFAST
- Heatguard
- Heath
- Heath Zenith
- HeathCo
- Heathkit
- Heathrow Scientific
- HeathZenith
- Heatiator
- Heatilator
- HEATIT
- heatit CONTROLS
- Heatline
- Heatmaster
- HeatMaxx
- Heatmiser
- Heatmor
- Heator
- HeatQ
- Heatrae Sadia
- Heatsail
- Heatscope
- HeatSeal
- Heatshield Products
- HeatStar
- Heatstore
- Heatstrip
- HeatTrak
- Heatwave
- heatwell