This document provides guidelines for suspending ducts with cross-beams including: 1) Dimensions and load capacity for different cross-beam profiles. 2) Guidelines on distance and type of duct support depending on whether the area is walkable. 3) Technical details such as moment of inertia for different cross-beam profiles. 4) Accessories including square plugs and sound insulation profiles for assembling duct mounting rails.

1. 8.5 MEZ-DUCTSUPPORT
8.5
DUCT SUSPENSION AND ASSEMBLING PROFILE
Workmanship guidelines for the suspension of ducts with cross-beam
max. load (kg)
Linear load
Stützweite
span ca.duct width (mm)
Kanalbreite (mm)
Cross-beam Suspension type
measurement 173 174
B 30 38
H 30 45
D 13 13
S 2 2
d 9 11
e 20 20
f 15 15
t 35 35
Weight of duct (kg/m) sheet metal 0,8 mm sheet metal 1,0 mm sheet metal 1,1 mm
AIR DUCT INSTALLATION
DISTANCE
non walkable
walkable
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DUCTSUPPORT TYPE
dimensions
WEIGHT PER INSTALLATION POINT

2. 8.5 MEZ-DUCTSUPPORT
8.5
DUCT SUSPENSION AND ASSEMBLING PROFILE
Stress details:
Art.-Nr. Wx=cm3 Jx=cm4 (These details have
not taken the on site
170 0,330 0,311 fastening particulars
171 0,762 1,080 into account)
172 0,957 0,914
173 1,440 2,077
174 3,157 7,100
Accessories:
8.6.1 MEZ-SQUARE PLUG
Finish for visually assembled mounting rails.
Art.-Nr. Material B H T VPE Weight kg
mm mm mm units /100 units
179/1 PVC 25 15 12 100 0,700
170/1 PVC 25 20 12 100 0,350
171/1 PVC 25 30 13 100 0,700
172/1 PVC 35 20 14 100 0,600
173/1 PVC 30 30 10 100 0,800
174/1 PVC 38 45 15 100 1,000
8.6.2 MEZ-SOUND INSULATION PROFILE
Sound insulation profile suitable for all mounting rails.
Finish for visually assembled mounting rails.
B
Art.-Nr. Material B H Rol VPE Weight
mm mm m units kg/m
H
175 EPDM 30 15 30 1 0,280
Art.-Nr. Material B H L VPE Weight kg
mm mm mm units /100 units
176 EPDM 30 15 40 100 0,100
177 EPDM 30 15 80 100 0,200
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