Het hoofdstuk Gasinstallaties betreft het geheel van leveranties en werkzaamheden, nodig voor het in het werk brengen en bedrijfsgereed maken van toevoerleidingen en voorraadhouders voor gassen, met uitzondering van perslucht.

Naam Specialisatie Plaats
Heemskerk Installatietechniek B.V. 33.37 33.54 33.61 33.62 33.63 33.64 33.71 33.72 33.73 33.74 33.33 33.34 50.00 51.00 52.00 53.00 54.00 54.a 55.00 56.00 57.00 60.00 61.00 62.00 68.00 70.00 75.00 78.00 14.00 14.40 55.00 60.00 61.00 62.00 70.00 43.22 Moordrecht
Hees Installaties Echt B.V. 55.00 52.00 51.00 70.00 75.00 60.00 61.00 53.00 60.12 55.00 60.00 61.00 70.00 43.22 Echt
Heesmans Installatie Techniek B.V. 53.00 55.00 52.00 51.00 61.00 60.00 50.00 54.00 54.a 62.00 55.00 60.00 61.00 62.00 43.22 Helmond
Hegeman Installatietechniek 50.00 51.00 52.00 53.00 55.00 60.00 70.00 43.21 43.22 Vragender
Heijcom 50.00 51.00 52.00 53.00 54.00 55.00 60.00 61.00 62.00 68.00 55.00 60.00 61.00 62.00 43.22 Holten
Heijmans Infra B.V. Zeewolde (Brinck Roll Out Services ) 00.AI 00.BA 02.a 90.00 90.01 00.CB 02.i 52.00 55.00 55.51 60.71 62.71 78.00 0- 64.00 68.00 70.54 Zeewolde
Heikant Installatie B.V. 14.00 14.40 50.00 51.00 52.00 53.00 54.00 55.00 56.00 60.00 62.00 55.00 60.00 62.00 43.22 Rosmalen
HEIKO facilitaire diensten 50.00 51.00 52.00 53.00 54.00 55.00 56.00 57.00 60.00 61.00 62.00 68.00 70.00 75.00 78.00 55.00 60.00 61.00 62.00 70.00 Wierden
Heilijgers Loodgieters-Sanitair-en Installatiebedrijf B.V. 50.00 51.00 52.00 53.00 54.00 55.00 60.00 61.00 62.00 68.00 55.00 60.00 61.00 62.00 43.22 Wormer
Heinen & Hopman Engineering B.V. 62.00 50.00 51.00 52.00 53.00 54.00 55.00 56.00 57.00 60.00 61.00 68.00 54.a 55.00 60.00 61.00 62.00 05.33 Bunschoten-Spakenburg
Hek en van Loon Installatietechniek 50.00 51.00 52.00 53.00 54.00 55.00 60.00 61.00 62.00 68.00 55.00 60.00 61.00 62.00 43.22 Amersfoort
Held Installatietechniek B.V. 33.00 51.33 52.33 53.33 55.33 60.33 68.33 50.00 53.00 55.00 60.00 Woudenberg
Heleon B.V. 14.32 50.41 51.31 52.31 54.31 55.31 56.31 60.31 62.31 50.42 Middelharnis
HELL THERMIC SPRL 50.00 51.00 52.00 53.00 54.00 54.a 55.00 56.00 57.00 60.00 60.12 61.00 61.12 62.00 62.12 68.00 55.00 60.00 61.00 62.00 43.22 BRAINE-L'ALLEUD
Hellebrekers 50.00 51.00 52.00 53.00 54.00 68.00 75.00 78.00 83.00 55.00 60.00 61.00 62.00 70.00 70.41 70.51 70.81 70.87 75.45 43.21 Nunspeet
Helm-Ruijgt Installaties B.V. 50.00 51.00 52.00 53.00 55.00 60.00 60.51 61.00 Nootdorp
Heluto B.V. 55.00 60.00 61.00 62.00 68.00 70.00 75.00 50.00 51.00 52.00 53.00 54.00 56.00 57.00 54.a 78.00 55.00 60.00 61.00 62.00 70.00 43.22 43.21 Diever
Hemmes Installatietechniek 70.00 75.00 50.00 51.00 52.00 53.00 54.00 55.00 56.00 57.00 60.00 61.00 62.00 68.00 78.00 33.33 55.00 60.00 61.00 62.00 70.00 43.22 50.31 50.32 50.41 50.42 Coevorden
Hendriks Techniek B.V. 70.00 75.00 50.00 51.00 52.00 53.00 54.00 60.00 68.00 26.00 78.00 55.00 61.00 62.00 70.00 54.31 54.70 54.b 54.a 55.12 55.13 55.51 60.13 60.31 60.33 60.41 60.42 60.51 60.52 60.60 60.71 60.81 60.12 61.13 61.32 61.41 61.42 61.43 61.51 61.52 61.60 61.81 61.12 62.12 62.13 62.31 62.33 62.41 62.42 62.51 62.60 62.71 62.81 70.31 70.32 70.33 70.34 70.35 70.41 70.43 70.51 70.53 70.71 70.81 70.87 75.45 75.46 75.51 00.HA IT 43.22 43.21 Oss
Henk Eggens Loodgietersbedrijf 33.33 50.00 53.00 60.00 55.00 52.00 51.00 55.00 60.00 41.20 Lelystad
Henk Hendriks Installatie en Allround Service B.V. 50.00 51.11 52.00 55.00 60.00 61.00 43.22 Someren
Henk Kersten Installatiebedrijf 50.00 51.00 52.00 53.00 54.00 54.a 55.00 56.00 57.00 60.00 60.12 61.00 61.12 62.00 62.12 68.00 70.00 55.00 60.00 61.00 62.00 70.00 43.22 60.51 Pannerden
Henk Rensing Installatie Techniek VOF 50.00 51.00 52.00 53.00 54.00 55.00 56.00 57.00 60.00 61.00 62.00 68.00 54.a 70.00 75.00 78.00 55.00 60.00 61.00 62.00 70.00 60.51 43.22 Bredevoort
HENKENS FRÈRES SA 50.00 51.00 52.00 53.00 54.00 54.a 55.00 56.00 57.00 60.00 60.12 61.00 61.12 62.00 62.12 68.00 55.00 60.00 61.00 62.00 60.10 60.50 61.10 62.10 63.20 65.10 65.20 65.50 68.00 77.10 77.20 77.30 77.40 77.50 60.20 60.30 60.40 60.60 60.70 61.20 61.30 61.40 61.50 61.61 61.62 61.63 61.64 61.70 61.80 62.20 62.30 62.40 62.50 62.60 62.70 63.00 63.10 63.30 63.40 63.50 63.60 63.70 65.30 65.40 65.60 43.22 6 T6.61 6 T6.62 6 T6.63 6 T6.65 65.00 WELKENRAEDT
Hennink Installatietechniek B.V. 50.00 51.00 52.00 53.00 54.00 55.00 60.00 61.00 62.00 68.00 55.00 60.00 61.00 62.00 43.22 Voorburg