Chimney assembly comprises drainage relief channel with output mouth and flue has discharge channel provided with outflow mouth or particularly ventilation air discharge channel
NL1019709C2
Multi-channel chimney (100) comprises at least one air inlet channel with inlet mouth and at least one gas feed-out channel with outflow mouth
NL1016525C2
Ventilation system for a building comprises air entry and exit ducts which within the confines of the building are made of heat insulating polypropylene foam
NL1015628C2
Flue pipe fitted into brick chimney stack, is assembled from several sections which have sealed junctions, gripped by toothed rings
NL1014990C2
Assembly comprises pipe part for flue gas (9) conveyance and check valve, check valve being fully accommodated in pipe part, together with tubular body containing valve seat and movable valve
NL1014750C2
Assembly of an air inlet and flue gas outlet nozzle of the horizontal type.
NL1005472C2
Cowl and flue for combustion chimney
NL1001077C2
Fluid-carrying channel element provided with resistance members as well as sleeve part provided with resistance members for application to such a channel element.
NL9400970A
Combined roof-boarding panel
NL9400908A
Air supply and combustion air exhaust system in combination with a combustion chamber of the substantially closed type.
NL9400659A
Assembly of air supply and / or flue gas discharge for connection to a fireplace.
NL9301246A
Combined burner air supply and combustion gas discharge.
NL9100209A
Air inlet and burnt gas outlet connector manifold for furnace - where inlet air is preheated and using either parallel or co-axial external pipes
NL9100195A
Universal roofing part of the transit type.
NL9100187A
Apparatus for the supply of combustion air and the discharge of flue gases.
NL8702315A
Device for the removal of condition of moisture from flue gases.
