Het hoofdstuk Verwarmingsinstallaties betreft het geheel van leveranties en werkzaamheden, nodig voor het in het werk brengen en bedrijfsgereed maken van leidingen en kanalen voor warmtedistributie, toevoer van verbrandingsolie en verbrandingslucht, toevoer van rookgassen, lichamen voor warmteafgifte en apparaten voor warmte- opwekking.
| Name | Specialization | City |
|---|---|---|
| NooterSchreuder | 14.00 14.00 14.40 33.33 50.00 51.00 52.00 53.00 54.31 55.00 55.00 55.13 55.51 56.00 60.00 60.00 60.13 60.31 60.33 60.41 60.42 60.51 60.52 60.60 60.71 60.81 60.12 61.00 61.00 61.13 61.32 61.41 61.42 61.43 61.51 61.52 61.60 61.81 61.12 62.00 62.00 62.12 62.13 62.31 62.33 62.41 62.42 62.51 62.60 62.71 62.81 68.00 70.00 70.00 70.31 70.32 70.33 70.34 70.35 70.41 70.43 70.51 70.53 70.71 70.81 70.87 75.00 75.45 75.46 75.51 78.00 75.a | Zwolle |
| Norm Zon b.v. | 70.33 60.51 | Amsterdam |
| Normec van Empel (landelijk werkzaam) | 00.IB 55.00 60.00 70.00 70.51 00.VC 55.13 57.00 60.13 70.72 70.52 58.1 | Bergeijk |
| Northair B.V. | 55.00 60.00 61.00 62.00 68.00 55.00 60.00 61.00 62.00 | Roden |
| Noru Kunststof Kozijnen B.V. | 30.32.11 30.34 30.33.b 30.33.a 60.51 30.32 30.33 | Ruinen |
| Nota Betonvlechtwerken B.V. | 42.21 21.40 60.32 60.33 | Bolsward |
| NOUS Installatie | 50.00 51.00 52.00 33.33 53.00 60.32 62.32 43.22 43.41 | Breda |
| Nova Clima B.V. | 60.00 60.51 60.28 | Breukelen |
| Novisec Security Systems | 54.70 75.46 75.51 75.00 75.45 05.g 50.00 51.00 52.00 53.00 54.b 60.00 61.00 61.12 61.32 61.41 61.42 61.43 61.51 61.52 62.00 62.12 62.13 62.31 62.33 62.41 62.42 62.60 70.00 70.31 70.32 70.51 70.71 70.81 70.87 75.a 78.00 59.21 65 65.1 65.10 65.11 65.12 65.13 65.2 65.20 65.21 65.22 65.23 65.3 65.30 65.31 65.32 65.33 65.35 65.36 65.39 65.4 65.40 65.41 65.42 | Roermond |
| Novitech Installaties B.V. | 60.00 70.00 | Venhorst |
| NRGTEQ B.V. | 60.51 51.16 51.26 51.31 51.36 51.51 55.21 43.22 | Rosmalen |
| NS Technics | 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 70.50 43.22 6 T6.61 6 T6.62 6 T6.63 6 T6.65 65.00 60.00 61.00 20.00 26.00 | Sint-Truiden |
| NSN Service B.V. | 60.00 53.00 61.00 | Zwaanshoek |
| Nuijten Loodgietersbedrijf-Installatietechniek B.V. | 50.00 52.00 55.00 60.00 61.00 62.00 55.00 60.00 61.00 62.00 43.22 | Hoogerheide |
| Numisol B.V. | 61.81 37.00 61.82 62.81 62.82 60.81 60.82 52.81 52.82 43.24 81.21 | Oud-Beijerland |
| Nusman Installatietechniek B.V. | 70.00 75.00 78.00 70.00 50.00 51.00 52.00 53.00 54.00 54.70 55.00 60.00 61.00 62.00 68.00 43.21 | Groningen |
| nVent Thermal Netherlands B.V. | 70.00 75.00 70.00 60.71 | Amstelveen |
| O.I.T. Oudejans Installatie Techniek 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 | Castricum |
| Oak Floors | 30.42 34.00 40.00 46.00 60.00 00.BB 00.BA 60.00 41.00 46.83 | Amsterdam |
| Oak Waterontharders | 52.00 50.62 50.51 50.50 51.50 51.61 51.62 51.63 51.64 52.11 52.40 52.61 52.52 52.63 56.11 56.51 56.52 56.53 60.11 60.33 60.60 60.71 60.72 60.73 61.60 | Zwolle |
| Obbink Installatietechniek | 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 43.22 60.51 | Aalten |
| ODS B.V. | 25.33 25.32.a 90.01 62.31 60.31 25.13 31.2 31.20 31.21 31.22 31.24 31.25 31.3 31.30 31.31 31.32 31.4 31.40 31.41 32.2 32.20 32.21 32.22 32.24 32.25 32.3 32.30 32.31 32.32 32.4 32.40 32.41 40.14 50.41 60.41 02.i 00.BIM 00.CB 00.CT 00.AI VG 14.40 14.51 14.52 14.53 14.32 25.31 50.31 50.00 50.11 51.31 51.42 51.43 51.43 51.41 51.50 52.31 52.38 54.31 54.38 54.50 54.a 55.31 55.38 56.31 56.38 56.52 60.38 60.71 62.38 62.71 | Barendrecht |
| ÖkoFen Belgium | 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 46.84 | KUURNE |
| OLIVIER GILBERT 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 40.41 40.42 60.10 60.50 61.10 62.10 63.20 65.10 65.20 68.00 32.00 32.13 32.40 27.00 43.22 2 T2.23 4 T4.42 6 T6.61 6 T6.62 6 T6.63 6 T6.65 | CHARLEROI |
| OMER DELOOF NV | 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 68.00 65.50 60.10 60.50 61.10 62.10 63.20 65.10 65.20 63.00 65.30 65.40 65.60 68.02 68.10 68.20 68.30 68.40 68.50 68.60 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 63.10 63.30 63.40 63.50 63.60 63.70 43.22 6 T6.61 6 T6.62 6 T6.63 6 T6.65 65.00 60.00 61.00 70.00 | Aalter |