K*, R* - ventilation grille

K, R – Ventilation grilles

Attachments for Type TRS-K and Type TRS-R ventilation grilles, made of sheet steel, for volume flow rate balancing

Attachments with manually adjustable blades

Volume flow rate balancing
Hit and miss damper with airflow straighteners
Skimming hit and miss damper with airflow straighteners

Application

Application

Attachments for ventilation grilles offer additional functions
For volume flow rate balancing
Damper units simplify the volume flow rate balancing required for commissioning, for supply air and extract air
Ventilation grille need not be removed for adjustment

Description

Variants

S: Hit and miss damper
5: Slanting special hit and miss damper

Maintenance

Maintenance-free as construction and materials are not subject to wear
Inspection and cleaning to VDI 6022

Technical information

Function

Schematic illustration of -S

① Hit and miss damper, blade for flow adjustment
② Airflow straightener

Attachments -AS, -S

Variants, Dimensions and weight

Any attachments are to be defined with the order code of the ventilation grille.

-*S

Application

For volume flow rate balancing
Damper units simplify the volume flow rate balancing required for commissioning, preferably for extract air
Ventilation grille need not be removed for adjustment

Parts and characteristics

Hit and miss damper elements with airflow straighteners
Can be adjusted and set with screws

-*5

Application

For volume flow rate balancing
Slanting hit and miss damper that ensures a uniform airflow through the grille face
Damper units simplify the volume flow rate balancing required for commissioning, preferably for extract air
Ventilation grille need not be removed for adjustment

Parts and characteristics

Hit and miss damper elements with airflow straighteners
Can be adjusted and set with screws

Attachments for ventilation grilles of Types TRS-K, TRS-R

Type of ventilation grille	Attachment
Type of ventilation grille	*-S**	*-5**
Type of ventilation grille	Hit and miss damper	Special hit and miss damper
Installation into rectangular ducts
TRS-K	●	●
Installation into circular ducts
TRS-R	●	●

-S

L Nominal length
H Nominal height

Attachments -AS, -S

The weight table shows the available nominal sizes

-*S

Product type	T mm	T₁ mm	T₂ mm
TRS-K	42	7	63

-*S

Product type	Nominal height mm H_N	T mm	T₂ mm
TRS-R	75	42	70
TRS-R	125	42	74
TRS-R	225	42	86

-*5

Product type	L	T₁	T₂
Product type	mm
TRS-K	225	7	87
TRS-K	325	7	99
TRS-K	425	7	112
TRS-K	525	7	124
TRS-K	625	7	136
TRS-K	825	7	160
TRS-K	1025	7	185
TRS-K	1225	7	210

-*5

Product type	L	H [mm]
Product type	L	75	125	225
Product type	L	T₂
Product type	mm
TRS-R	225	95	99
TRS-R	325	107	111	123
TRS-R	425	119	123	136
TRS-R	525	131	135	147
TRS-R	625	143	147	159
TRS-R	825	162	171	183
TRS-R	1025	191	195	207
TRS-R	1225	215	211	231

Commissioning

Volume flow rate balancing -S

Attachments -AS, -KS, -RS and Type ASW

Volume flow rate balancing

When several ventilation grilles are installed on the same duct, it may be necessary to balance the volume flow rates.

AG: Damper unit with opposed action blades, adjustable, secured with a locking screw
AS: Damper unit with hit and miss damper, adjustable, secured with a locking screw

Air pattern

Adjustable blades: Set the air control blades individually or together and depending on the local conditions
D, DG: Air control blades, fitted at 90° to the front blades, can be adapted to the local conditions

Downloads

product information

Product data sheet Type -S, -5, -D

Product data sheet 1,3 MB pdf

operation manuals

Installation manual Lüftungsgitter

Installation manual 1,2 MB pdf

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K*, R* – Ventilation grilles

Attachments for Type TRS-K and Type TRS-R ventilation grilles, made of sheet steel, for volume flow rate balancing

Application

Description

Technical information

Function

Variants, Dimensions and weight

Commissioning

Downloads

product information

Product data sheet Type -S, -5, -D

operation manuals

Installation manual Lüftungsgitter

TECHNICALLY NECESSARY

STATISTICS AND WEBSITE ANALYSIS

CONVENIENCE AND PERSONALISATION

FOR THE BEST TROX EXPERIENCE

K, R – Ventilation grilles