Symmetrical reducers type A/I and A/II

Illustration

Gallery

Description

Application

Symmetrical ventilation ducts of rectangular cross-section are used in ventilation and air conditioning installations and equipment in construction industry to make a passage between a rectangular cross-section to a rectangular cross-section of different dimensions.

Construction

Ducts are made of tin plates of thickness from 1 to 2,5 mm, depending on external diameters. Offered length 750mm ; 1250mm ; 2000mm.

Order example

Straight ventilation duct 200x160x0,5 L=750mm. ((a x b/a1 x b1) x g x L)

Dimension table no. 1

a 200 250 315 400 500 800 S L
b 100 160 200 200 250 200 250 315 200 250 315 400 250 345 400 500 315 400 500 800 A/I A/II
a1 b1 0,5 1 750, 1250, 2000 mm
160 100
160
200 100
160
200
250 200 0,6
250
315 200 1,5
250
315
400 200
250
315
400

Dimension table no.  2

a 1000 1250 1600 2000 S L
b 500 630 800 1000 630 800 1000 1250 800 1000 1250 1600 1000 1250 1600 2000 A/I A/II
a1 b1 0,8 1,5 750, 1250, 2000 mm
500 250
315
400
500
630 315
400
500
630
800 400
500
630
800
1000 500 1 2
630
800
1000
1250 630
800
1000
1250
1600 800 2,5
1000
1250
1600