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GRA

GRA
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GRA

Product catalog summary
Specifications:
The document details various models of return grilles with fixed bars inclined at 45° and a 25 mm pitch. These grilles are constructed from anodized aluminum and are designed for wall installation for air intake.

Fixing Options:
Standard fixing is done with clips, but options for screw holes, magnets (CL), and clamps (KC) are available upon request.

Accessories:
Accessories include galvanized steel plenums (standard or insulated), calibration dampers with opposed movement fins, and mounting counterframes made of galvanized steel.

Painting:
Standard colors include RAL 9010, 9016, and 7035 with a 15% price increase. Other colors are available upon request.

Model Descriptions:
- GRA: Standard return grille with 25 mm spacing.
- GRA-R: Includes bird mesh.
- GRA-R-Z: Includes insect screen.
- GRA-R-SS-A/E: Includes bird mesh and overpressure damper for aspiration or expulsion.

Available on Request:
Grilles with rain-proof panels are available with a 5% price increase.

Selection Table:
The document provides a detailed selection table listing models, dimensions, airflow rates (Q [m3/h]), sound levels (LWA [dB(A)]), and pressure drops (Dpt [Pa]).

Drawings and Diagrams:
Includes diagrams for quick selection and detailed drawings for hole dimensions and fixing types.

Key Data from Tables:
The selection table provides airflow rates ranging from 50 m3/h to 7330 m3/h, sound levels from 20 to 47 dB(A), and pressure drops from 5 to 30 Pa, depending on the model and size.
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Catalog excerpts

GRA-1

Caratteristiche: GrigLie di ripresa ad alette fisse inclinate di 45° passo 25 mm. Costruzione: Alluminio anodizzato. Impiego: A parete, in ripresa. Fissaggio: • Fissaggio standard con clips. • Fori per viti a richiesta. • Calamite a richiesta (CL). • Morsetti a richiesta (KC). Accessori: • Plenum in acciaio zincato standard o isolato. • Serranda di taratura in acciaio zincato con alette a movimento contrapposto. • Controtelaio di montaggio in lamiera di acciaio zincata. Characteristics: Return grilles with fixed and 45° inblined bars 25 mm pitch. Construction: Anodized aluminium. Utilization: For wall installation and for air intake. Fixing: • Standard fixing by clips. • Holes for screws upon request. • Magnets on request (CLl. • Lock upon request (KC) Accessories: • Galvanized steel plenum, standard or insulated. • Calibration damper made of galvanized steel and fins with opposite movement. • Mounting counterframes made of galvanized steel sheet. PREZZI / PRICES

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GRA-2

PREZZI / PRICES Per misure fuori tabella prezzi a richiesta For bigger sizes prices on request GRI • Rinforzo intermedio / Intermediate reinforcing VERNICIATURA: Colori RAL 9010 - 9016 - 7035 + 15% Altri colori: prezzi a richiesta DESCRIZIONI: GRA: Griglia di ripresa passo 25 mm GRA-R: Griglia di ripresa passo 25 mm con rete antivolatile GRA-R-Z: Griglia di ripresa passo 25 mm con rete anti insetto (zanzariera) GRA-R-SS-A: Griglia di ripresa passo 25 mm con rete antivolatile e serranda di sovrapressione a gravita (aspirazione) GRA-R-SS-E: Griglia di ripresa passo 25 mm con rete antivolatile...

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GRA-3

Zanzariera Insect screen Zanzariera Insect screen H x B dimensioni nominali / nominal dimensions H x B dimensioni nominali / nominal dimensions Rete antivolatile Bird mesh Rete antivolatile Bird mesh BxH=Dimensione foro/Hole dimension 45 BxH=Dimensione foro/Hole dimension Tegolo antipioggia Tegolo antipioggia aumento prezzo 5% aumento Rain lip price increase 5% prezzo 5% Rain lip price increase 5%

 Open the catalog to page 3
GRA-4

morsetti KC Fissaggio con viti Fissaggio con calamite CL clamps Fixing with screws KC Fixing with magnets CL Fissaggio con calamite CL Fissaggio con clips Fixing with magnets CL Fixing with clips Fissaggio con clips Fissaggio con morsetti KC Fixing with clips Fixing with clamps KC Fissaggio con m Fixing with clam Fissaggio con clips Fissaggio con viti Fixing with clips Fixing with screws Prezzo / Price: € 4,00 Prezzo / Price: € 1,05 CL: 1,00 A cadauna/each Ogni griglia / Each grille: 8 CL KC: 4,00 A cadauna/each da/from 200x100 a/to 1200x300: 2 KC da/from 200x400 a/to 1200x800: 4 KC FORI / HOLES...

 Open the catalog to page 4
GRA-5

GRA DIAGRAMMA SCELTA RAPIDA / QUICK SELECTION DIAGRAM GRA 1000x400 GRA 800x400

 Open the catalog to page 5
GRA-6

TABELLA DI SELEZIONE/ SELECTION TABLE

 Open the catalog to page 6

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.