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
De Bundel Installatietechniek B.V. 50.00 51.00 52.00 53.00 54.00 55.00 56.00 60.00 61.00 62.00 68.00 70.00 75.00 78.00 43.22 Almere
DE BUSSCHERE KRISTOF 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 HARELBEKE
De Busser 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 60.20 60.30 60.40 60.50 60.60 60.70 61.10 61.20 61.30 61.40 61.50 61.61 61.62 61.63 61.64 61.70 61.80 62.10 62.20 62.30 62.40 62.50 62.60 62.70 63.00 63.10 63.20 63.30 63.40 63.50 63.60 63.70 65.10 65.20 65.30 65.40 65.50 65.60 43.22 6 T6.63 6 T6.65 KASTERLEE
De Centrale Verwarming Van den Branden-Marynen en Co 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 65.50 68.00 60.50 61.10 63.00 66.13 43.22 6 T6.61 6 T6.62 6 T6.63 6 T6.65 65.00 60.00 AARTSELAAR
DE CNIJF 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 60.10 60.20 60.30 60.40 60.50 60.60 60.70 61.10 61.20 61.30 61.40 61.50 61.61 61.62 61.63 61.64 61.70 61.80 62.10 62.20 62.30 62.40 62.50 62.60 62.70 63.00 63.10 63.20 63.30 63.40 63.50 63.60 63.70 65.10 65.20 65.30 65.40 65.50 65.60 43.22 6 T6.63 6 T6.65 65.00 68.00 LIERDE
De Comfort Installateurs B.V. 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 Sittard
De Goede Inspecties 60.00 60.00 55.13 60.13 61.13 Heerhugowaard
De Graaf Installaties B.V. 33.33 33.34 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 43.91 00.HA IT Bunschoten-Spakenburg
De Groot Installatiegroep Divisie Noord B.V. 54.00 75.00 70.00 50.00 51.00 52.00 53.00 54.a 55.00 56.00 57.00 60.00 61.00 62.00 68.00 78.00 75.a 55.00 60.00 61.00 62.00 70.00 43.22 Lelystad
De Groot Installatiegroep Divisie Noord B.V. 55.00 60.00 61.00 62.00 68.00 50.00 51.00 52.00 53.00 54.00 54.a 57.00 70.00 75.00 78.00 75.a 55.00 60.00 61.00 62.00 70.00 Groningen
De Groot Installatiegroep Divisie Noord B.V. 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 54.a 75.a 55.00 60.00 61.00 62.00 70.00 27.70 Emmen
De Groot Installatiegroep Divisie West B.V. 50.00 51.00 52.00 53.00 54.00 54.a 55.00 60.00 55.00 60.00 43.22 43.21 Houten
De Groot Service 50.00 51.00 52.00 53.00 55.00 60.00 61.00 62.00 68.00 55.00 60.00 61.00 62.00 43.22 41.20 Tilburg
DE GROOTE PETER 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 KNOKKE-HEIST
De Haardstede 26.40 55.00 60.00 Maasbree
DE JANS JOHNY & STEVE 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 35.10 60.10 60.50 61.10 62.10 63.20 65.10 65.20 68.00 32.00 32.13 32.40 77.10 77.20 77.30 77.40 77.50 43.22 6 T6.61 6 T6.62 6 T6.63 6 T6.65 42.00 35.00 60.00 65.00 35.40 35.21 Deinze
De Jong & Haasnoot Loodgieters B.V. 50.00 51.00 52.00 53.00 54.00 55.00 55.00 43.22 Katwijk
De Kempen Installaties 52.00 51.00 55.00 53.00 60.41 60.51 61.00 14.00 50.00 60.00 68.00 Bergeijk
DE KEMPENEER MARC 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 17.10 ZELLIK
DE KONINCK 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 HAACHT
De Kort Luchttechnische Installaties 55.00 60.00 61.00 62.00 68.00 55.00 60.00 61.00 62.00 43.22 's-Hertogenbosch
De Kraan Installatietechniek B.V. 51.00 52.00 53.00 55.00 54.00 60.00 61.00 55.00 60.00 61.00 51 52 53 54.11 57 58 43.22 81.21 Etten-Leur
De Lange Emmen Gassen en Lastechniek 55.40 Emmen
DE LEEGE MARC, LOODGIETERIJ EN DAKEN 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 NIEL
DE LEENER CHAUFFAGE 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 DILBEEK