Germany-Places.com has listed approx 4 HVAC contractors in 46236 Bottrop. Some of the Top rated HVAC contractors in 46236 Bottrop are- Lakenbrink Helmut & Sohn Nachf. GmbH, Lakenbrink Helmut & Sohn Nachf. GmbH, P F L A U M __Energieberater im SHK Handwerk__ & P F L A U M __Energieberater im SHK Handwerk__.