Wall Door and Ceiling Door | Gorter Hatches

Wall doors and ceiling doors give access to ducts, cable shafts and spaces that are otherwise not accessible for service and repair. Material Gorter® wall door and ceiling doors are made of steel sheets. All wall doors and ceiling doors are provided with a cam lock.

Version	Application	Diagram
Wall door - ceiling door Universal	system walls brick walls ceilings
Wall door Fire rated	system walls: EW*-60 brick walls: EW*-90
Explosion vent façade hatch	wall roof

* EW = fire resistance class in minutes

Wall / ceiling door, type Universal

The Gorter universal wall and ceiling hatch is often used to provide access to service ducts and plenum spaces which would otherwise be difficult to reach for repairs or service. The hatches are very versatile and are used in non-residential and residential buildings as well as in industry.

The standard wall and ceiling hatch is manufactured in KTL-treated steel, and is finished with a RAL 9010 coloured powder coating. The hatches can also be supplied in stainless steel for uses such as conduit hatches or supply cabinets in a clean room.

Dimensions - weight:

• 250 x 250 mm / 2 kg
• 400 x 400 mm / 4 kg
• 500 x 500 mm / 6 kg
• 600 x 600 mm / 8 kg
• 600 x 800 mm / 10 kg
• 800 x 800 mm / 12 kg

Wall door type B, fire rated 120 minutes

The Gorter fire-resistant wall hatch is often used to provide access to service ducts and plenum spaces which would otherwise be difficult to reach for repairs or service. The fire-resistant hatches are very versatile and are used in non-residential and residential buildings as well as in industry.

The standard fire-resistant wall hatch is manufactured in KTL-treated steel, and is finished with an RAL 9010 coloured powder coating.

Benefits:

• Available in 4 standard sizes
• Fitted with an automatic lock
• Fire class according EN1634-1 en EN13501-2
• Frame with predrilled mounting holes
• 5-year warranty on the wall door
• Available in 4 standard versions
• Fast delivery

Dimensions - weight:

• 400 x 400 mm / 14 kg
• 600 x 600 mm / 27 kg
• 600 x 800 mm / 34 kg
• 800 x 800 mm / 43 kg

Explosion vent for installation in facades, type EXW

An explosion vent façade hatch - also known as an explosion vent or explosion hatch - has a Gorter Explosion Release Control (ERC) which ensures that the hatch unlocks automatically in the event of an unexpected pressure build-up. The opening pressure is adjustable. In addition to explosion vent façade hatches, Gorter also supplies explosion vent hatches for roofs.

Benefits:

• Tailor-made
• Gorter Explosion Release Control (ERC), European patent no. 1870542
• Cover and frame manufactured from thermally broken aluminium profiles
• High-quality aluminium construction 3x lighter than steel, strong and corrosion-free
• Burglar- and sound-proof
• Powder-coated and finished in an RAL colour
• 5-year warranty on the walldoor

Dimensions - weight:

• To be specified

Note: the size of the explosion vent opening should be calculated by an expert engineer.