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 |
|---|---|---|
| W.T.H. B.V. | 52.00 14.00 25.32.a 25.33 32.52.b 32.52.a 43.b 43.a 43.43 43.42 43.38 43.31 54.31 55.00 60.31 61.32 62.31 62.60 25.12 017 031 041 042 045 046 60.32 61.33 62.32 32.52 60.41 | Sittard |
| W.T.I. Installatietechniek B.V. | 53.00 33.33 33.34 33.36 33.37 33.41 33.42 33.51 33.52 33.53 33.54 33.58 33.61 33.62 33.63 33.64 33.71 33.72 33.73 33.74 33.80 55.00 60.00 55.00 60.00 43.22 43.21 43.91 | Barger-Compascuum |
| W&A Loodgieterstechnieken | 14.00 33.00 33.32 33.33 33.87 50.00 50.31 50.41 50.42 50.51 50.60 51.00 51.32 51.31 51.42 51.43 51.41 51.50 51.63 51.62 51.61 52.00 52.31 52.32 52.38 52.52 52.62 52.61 52.63 52.81 53.00 53.30 53.31 53.32 53.33 53.34 53.60 53.70 55.00 55.31 55.32 55.33 55.38 55.51 55.52 60.00 60.13 60.32 60.31 60.34 60.35 43.22 | Maarssen |
| Waalder Installatietechniek | 50.00 51.00 52.00 53.00 55.00 60.00 61.00 62.00 68.00 70.00 | Lichtenvoorde |
| WACHTELAER BVBA | 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 | NINOVE |
| Wairtec Nederland B.V. | 50.00 51.00 52.00 53.00 54.00 54.a 54.31 54.70 54.b 55.00 55.12 55.13 55.51 56.00 57.00 60.00 60.13 60.31 60.33 60.41 60.42 60.51 60.52 60.60 60.12 61.00 61.13 61.32 61.41 61.42 61.43 61.51 61.52 61.60 61.81 61.12 62.00 62.12 62.13 62.31 62.33 62.41 62.42 62.51 62.60 62.71 62.81 68.00 55.00 60.00 61.00 62.00 | Alkmaar |
| WALTER DE SMET ET CO BVBA | 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 65.00 | LAARNE |
| Walther Appels Klimaatbeheersing | 50.00 51.00 52.00 53.00 55.00 60.00 61.00 14.00 14.00 14.40 31.33.b 33.33 33.34 33.36 33.61 33.62 33.63 33.64 68.00 43.22 | Gilze |
| WARCO | 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 43.22 6 T6.61 6 T6.62 6 T6.63 6 T6.65 | WAREGEM |
| Ward Aquina Installatietechniek | 14.00 51.00 52.00 53.00 55.00 60.00 61.00 43.22 | Venlo |
| WARLOP BVBA | 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 65.10 65.20 65.30 65.40 65.50 65 65.60 60.10 60.50 60.60 64.30 64.10 75.00 70.00 70.10 70.50 61.10 62.10 63.20 68.00 77.10 77.20 77.30 77.40 77.50 43.21 6 T6.61 6 T6.62 6 T6.63 6 T6.65 7 T7.76 | JABBEKE |
| Warmerdam Installatietechniek B.V. | 55.00 60.00 61.00 62.00 68.00 50.00 55.00 60.00 61.00 62.00 43.22 | Noordwijkerhout |
| Warmte Technisch Bureau N. de Niet 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 | Aalsmeer |
| WARMTE-TECHNIEK BEHEER BVBA | 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 | BERINGEN |
| Warmtebouw | 60.00 57.00 61.00 68.00 62.00 54.00 54.a 55.00 51.00 52.00 53.00 56.00 55.00 60.00 61.00 62.00 43.22 | Utrecht |
| Warmtemeterservice B.V. | 52.00 55.00 60.00 62.00 70.00 78.00 55.00 60.00 62.00 70.00 | Leeuwarden |
| Warmtetechnisch Bureau Joop Buiteman 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 | Leiden |
| WARNIER 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 51.10 35.10 60.10 60.50 61.10 62.10 63.20 65.10 65.20 68.00 32.00 32.13 32.40 43.91 6 T6.61 6 T6.62 6 T6.63 6 T6.65 35.00 | WELKENRAEDT |
| Wasco Maastricht | 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 56.1 | Maastricht |
| Wassink Installatie | 70.00 75.00 78.00 50.00 51.00 52.00 53.00 54.00 54.a 54.31 54.70 54.b 55.00 55.12 55.13 55.51 56.00 57.00 60.00 60.13 60.31 60.33 60.41 60.42 60.51 60.52 60.60 60.12 61.00 61.13 61.32 61.41 61.42 61.43 61.51 61.52 61.60 61.81 61.12 62.00 62.12 62.13 62.31 62.33 62.41 62.42 62.51 62.60 62.71 62.81 68.00 55.00 60.00 61.00 62.00 70.00 43.22 | Winterswijk |
| Wassink Installatie | 70.00 75.00 78.00 50.00 51.00 52.00 53.00 54.00 54.a 54.31 54.70 54.b 55.00 55.12 55.13 55.51 56.00 57.00 60.00 60.13 60.31 60.33 60.41 60.42 60.51 60.52 60.60 60.12 61.00 61.13 61.32 61.41 61.42 61.43 61.51 61.52 61.60 61.81 61.12 62.00 62.12 62.13 62.31 62.33 62.41 62.42 62.51 62.60 62.71 62.81 68.00 55.00 60.00 61.00 62.00 70.00 | Doetinchem |
| Waterman Installatietechniek B.V. | 50.00 51.00 52.00 53.00 54.00 55.00 60.00 61.00 62.00 68.00 70.00 75.00 78.00 55.00 60.00 61.00 62.00 70.00 43.21 28.25 81.21 | Oud-Beijerland |
| Waverail B.V. | 70.00 54.00 52.00 60.00 62.00 55.00 75.00 55.00 60.00 62.00 70.00 22.01 22.04 23 23.10 23.20 24 25.12 25.13 25.16 25.20 27 38 52.13 52.32 52.31 54.31 54.38 54.13 02.72 17.70 17.71 17.72 17.75 62.70 62.71 62.72 62.73 67.10 67.11 67.12 67.13 67.14 67.20 67.21 67.22 67.30 67.31 67.32 67.33 67.34 67.35 67.36 52 52.1 52.10 52.12 52.16 52.19 51.50 51.00 | Boxtel |
| Wavin Nederland B.V. | 14.40 02.c 25.12 25.13 25.20 25.14 23.20 23.10 25.16 92.05 25.11 25.30 25.40 25.80 50.00 60.00 56.33 56.38 56.12 55.32 54.31 52.32 51.32 51.38 51.42 51.43 51.61 51.00 50.42 14.00 14.64 52.2 | Hardenberg |
| Weber Installatietechnieken B.V. | 50.00 51.00 52.00 53.00 54.31 54.70 54.b 55.00 55.12 55.13 55.00 55.51 56.00 60.00 60.13 60.31 60.33 60.41 60.42 60.51 60.52 60.60 60.71 60.12 60.00 60.81 61.00 61.13 61.32 61.41 61.42 61.43 61.51 61.81 61.60 61.52 70.00 70.35 70.41 70.43 70.51 70.71 70.81 70.87 70.53 75.46 78.00 43.22 | Hengelo OV |