Access Doors

 
METU-SYSTEM Access Doors

A METU invention dating from 1971.

Today we offer access doors for practically
every air-duct type !
 



For Rectangular Ducts

RD Access Doors
Access door for rectangular, non-insulated air ducts.
Large selection of sizes (11) and versions.

GX Access Doors
The GX is an alternative to the RD access door for rectangular, non-insulated air-ducts.
Advantages: has a low installation clearance and is easier to install.
Available in three sizes.

KRD Plastic Access Doors
For rectangular ducts made of PVC, PE, PP and PPs.



For Insulated Rectangular Ducts

IRD-2,-3,-4  Insulated Acces Doors
For insulated rectangular ducts.
Insulation thickness between 20 and 55 mm.

IRD-3DE Insulated Access Doors with a 3rd Lid
For externally insulated rectangular air ducts.
Minimum insulation thickness about 10 mm.

IRD-3PL Insulated Access Doors with a 3rd Plate
For inside and outside insulated rectangular ducts.
Simple solution, but with lower insulating properties than the other insulated access doors.

IRD-DW1 Insulated Access Doors
For double-wall rectangular ducts and
ventilation ducts made of aluminum-coated rigid foam.
Insulation thickness from 10 to 60 mm.
Max. insulation thicknesses depending on the opening sizes apply.

IRD-DW2 Solution
Access door solution for double-wall rectangular air ducts
with thick insulations (starting at approx. 42 mm).



For Round Ducts

RRD Access Doors
For circular ducts. 
Available in different materials, sizes and versions.

KRRD Plastic Access Doors
For round ducts made of PVC, PE, PP and PPs.



For Insulated Round Ducts

IRRD-3DE Insulated Access Doors with a 3rd Lid
For outside insulated round ducts.
Minimum insulation thicknesses apply.

IRRD-3PL Insulated Access Doors with a 3rd Plate
For outside or inside insulated round ducts.
Simple solution, but with lower insulating properties than other IRRD insulated access doors.

IRRD-DW1 Insulated Access Doors
For double-wall round ducts with a relatively thin insulation.
Max. Insulation thicknesses are to be take into account.

IRRD-DW2 Solution
For double-wall round ducts with a very thick insulation.

Access Doors and Inspection Panels

Made by METU in Germany

Selection-Help Form

Characteristics

Air-tightness

Liquid and Grease-tight Access Doors

 

Opening Dimensions

Opening dimensions according to the duct-Ø

 

Knobs

Stainless Steel Access Doors

Aluminum Access Doors

Operating Pressures

 

Material Thickness

Electrostatic Discharge

 

Special Applications

Access Doors on Fittings

Kitchen Ventilation

Lockable Access Doors

Access doors with
nuts (machine guidelines)

Outside Installation

 

Retaining Cable

 

Miscellaneous

Packing Possibilities

 

 

Problematic Case