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Accessories
Rectangular ducts
LIST OF PRODUCTS
CONTACT US
-
Hviezdoslavova 901, Likavka
Slovakia - +421 44 439 83 47
- vyroba@gremi.com
- Mon - Fri: 6:00 am to 2:30 pm
Accessories
Flange design on rectangular ducts
- Standard rectangular duct is delivered with flanges made of flange sheets and corners. Flange size is specified by the longer side of the section as follows:
Material
- Standard duct materials include:
- Galvanised sheet metal DX51D 275 MAC/NAC
- Stainless steel AISI 304 (1.4301), AISI 304L (1.4307), AISI 316 (1.4401), AISI 316L (1.4404)
Straight exhaust
VP A × B / L
- A - exhaust cross section diameter
- B - exhaust cross section diameter
- L - exhaust length
Design
- Crimped at flange joint.
Angled exhaust
VS A × B / L
- A - exhaust cross section diameter
- B - exhaust cross section diameter
- L - exhaust length
Design
- Crimped at flange joint.
Exhaust curve
VK A × B – R
- A - cross section dimension
- B - cross section dimension
- R - exhaust radius
Design
- Crimped at flange joint.
- Corrugated reinforcement standard on all ducts.
Single-blade control damper
KH A × B – o
- A - first cross section dimension
- B - first cross section dimension
- o - type of control
- R - manually controlled
- S - adapted for actuator control
Length / wall thickness
- < 800 / 0,6 mm
- ≤ 1 500 / 0,8
- > 1500 / 1,0 mm
Design
- Crimped at flange joint.
- Control damper available in dimensions up to 400 × 400 mm
Rectangular control damper
RK A × B – o
- A - cross section width
- B - cross section height
- o - type of control
- R - manually controlled
- S - adapted for actuator control
Length / wall thickness
- < 800 / 0,6 mm
- ≤ 1 500 / 0,8
- > 1500 / 1,0 mm
Design
- Crimped at flange joint.
- Control damper available in dimensions up to 1000 × 1000 mm
Rain louvres
PZ A × B – p – S
- A - width of rough opening
- B - height of rough opening
- p - design
- R1 – duct mounted design
- R2 – wall frame
- S – design with screen
Length / wall thickness
- < 630 / 0,6 mm
- ≤ 1 200 / 0,8
- > 1200 / 1,0 mm
Design
- Crimped at flange joint.
- Material: galvanised sheet metal.
- The exterior frame has a width of 40 mm.
Dimensions
- width A / blade design
- ≤ 1 000 / blade 1
- > 1000 / blade 2
- height B / H / e
- ≤ 1 000 / 60 mm / 45 mm
- ≤ 1 000 / 100 mm / 90 mm
Silencer
THP U A × B / L – n – p
-
U - insert dimensions
(10 for 100 mm)
(20 for 200 mm) - A - cross section dimension
- B - cross section dimension
- L - duct length
- n - number of inserts
- p - design
- 0 - without leading and trailing edge
- 1 - leading edge
- 2 - trailing edge
- 3 - leading and trailing edge
Design
- Crimped at flange joint.
- Corrugated reinforcement standard on all ducts.
- Silencers are typically delivered fully assembled.
- Design of silencer insert variants.
Description
- A silencer is composed of silencer inserts and a duct. A flanged, rectangular galvanised duct forms the external cladding for the silencer.
- Silencer inserts are composed of a galvanised frame and filling made of mineral wool, which is protected by a covering fabric.
Silencer insert
TH U A / L – p
-
U - insert dimensions
(10 for 100 mm)
(20 for 200 mm) - A - insert dimensions
- L - insert length (500 mm or 1000 mm)
- p - design
- 0 - without leading and trailing edge
- 1 - leading edge
- 2 - trailing edge
- 3 - leading and trailing edge
Design
- Design of silencer insert variants
Popis
- Silencer inserts are composed of a galvanised frame and filling made of mineral wool, which is protected by a covering fabric.
Attenuating insert
TV A × B
- A - cross section dimension
- B - cross section dimension
Length / wall thickness
- < 800 / 0,6 mm
- ≤ 1 500 / 0,8
- > 1500 / 1,0 mm
Design
- Crimped at flange joint.
Diffuser box
(anemostat. box)
KR A – f – p - øD
- A - box size
- f - function
- 1 - exhaust
- 2 - supply
- p - direction of round adapter connection
- H - horizontal adapter connection
- V - vertical adapter connection
- øD - adapter diameter
Design
- The box may be flush mounted to VVKN boards.
- Manual control is standard for the round adapter damper.
Boxes
- box size A / box height H
- 300 / 270 mm
- 400 / 280 mm
- 500 / 290 mm
- 600 / 340 mm
- 625 / 340 mm
STAY CONNECTED
CONTACT DETAILS
Do not hesitate to contact us with all your specific ventilation duct production needs.
- Hviezdoslavova 901, 034 95 Likavka, Slovakia
- +421 44 439 83 47
- vyroba@gremi.com
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