Linear Floor Grilles - Air Diffusion

April 2010Linear Floor GrillesLinear Floor GrillesModels FG, F20, F25 and FROFeatures● Model FGRecessed Linear Floor Grille● Model F20 and F25Flanged Linear Floor Grille● Model FRORoll Out Floor GrilleGrilles Diffusers Louvres Chilled BeamsRuskin Air Management Limitedwww.ruskinuk.co.uk

Linear Floor GrillesContentsContents Page 2FGLight or Medium Duty Recess Mounting Linear Floor Grille,from extruded aluminium sections, suitable for linear floorgrille installations. Pages 3 – 4F20 and F25Light or Medium Duty Surface MountingFlanged Floor Grille, (F20=20mm wide flange, F25=25mmwide flange) from extruded aluminium sections,suitable for linear floor grille applications and available withseparate access/brush section. Pages 5 – 9FROLight Duty Recess Mounting Rollout FloorGrille, from aluminium extrusions, suitable for removablecore installations. Pages 9 – 10Product Range Pages 10 - 112 www.air-diffusion.co.uk

Linear Floor Grilles Model FGModel FGDescriptionModel FG Light or Medium duty linearfloor grille is designed to satisfy light ormedium load requirements in recessedopenings. Constructed from aluminiumextrusions using a 6.5mm blade on a13.5mm pitch with a flangeless borderhaving a fixed core as standard oroptional removable core. The Model FGLhas a light duty inner blade whilst theModel FGM includes an ‘I’ Beam innerblade for added strength in medium dutyapplications. Model FG can be used oneither supply or extract systems andmay be fitted with an optional opposedblade damper.FinishStandard finish is brushed aluminium. Anylon coating to a standard RAL colour ora Shadow Line finish may also beprovided, as special options.DimensionsSupplied as a single section to amaximum nominal length of 1800mm andup to a maximum overall width of 300mm.To form a continuous run, individualsections are supplied for bolting togetheron site, by others.Standard Installation MethodFor recessed installation, into preparedopenings, by others.Model TypesModel FGL-G-O is supplied as a LightDuty grille only, with a fixed core.Front viewModel FGL-R-RC is supplied as a LightDuty grille, with a removable core andcomplete with an aluminium opposedblade damper, which is adjusted throughthe grille core.Model FGM is supplied as a Fixed Core,Medium Duty grille only.Model FGM-G-RC is supplied as aMedium Duty grille only with a removablecore.Model FGM-R-RC is supplied as aMedium Duty grille with a removable coreand complete with an aluminium opposedblade damper, which is adjusted throughthe grille core.Rear viewFront viewModel FGL-R-O is supplied as a LightDuty grille, with a fixed core and completewith an aluminium opposed bladedamper, which is adjusted through thegrille core.Rear viewModel FGL-G-RC is supplied as a LightDuty grille only, with a removable core.Model FGM-R is supplied as a MediumDuty grille, complete with an aluminiumopposed blade damper, which is adjustedthrough the grille core.Shown with core removed.www.air-diffusion.co.uk 3

Linear Floor Grilles Model FGDimension, Performance and Ordering Information6.5 13.5Overall Size (Width)Model FGLIllustrated.367225.510.5Optional OBDFGL-GDuct Connection Size = Overall –15Opening Size = Overall –10FGL-RModel FGM -Medium duty uses‘I’ beam sectionblade for addedstrength.Performance Table (Linear)Model Volume Duct Free Area Throw Total SoundWidth Velocity Velocity Pressure Powermm l/s/m m/s m/s m Pa NRLW45 0.5 1.1 0.6 3 –100 90 1.0 2.2 1.8 8 22135 1.5 3.3 3.0 16 2865 0.5 1.0 0.8 3 –150 130 1.0 2.0 2.4 7 24195 1.5 3.0 4.4 15 3090 0.5 1.0 1.1 3 –200 180 1.0 2.0 3.0 7 25270 1.5 3.0 5.0 15 32115 0.5 1.0 1.3 3 –250 230 1.0 2.0 3.7 7 25287 1.25 2.5 4.8 10 28140 0.5 1.0 1.5 3 –300 280 1.0 2.0 4.5 7 26350 1.25 2.5 5.6 10 30Note: All throwsare based on 10°Ccooling.Ordering Information ExampleModel Type Damper Core Fixing Finish Size (nom length x overall width)FGL R 0 F0 5 1800 x 150mmFGL - Linear Floor Grille,Light Duty.6.5mm Recessed FrameFGM - Linear Floor Grille,Medium Duty.6.5mm Recessed FrameG - No DamperR - With OpposedBlade Damper0 - Standard FixedCoreRC - RemovableCoreNOTE:It is important to statewhether "Lay In" or"Dualok" method isrequired for removablecore.F0 -No FixingF4 -Rear FixingStrap5 - BrushedAluminium(Standard)For Special Finishesplease refer to ourTechnical Sales OfficeMaximum one piecelength 1800mmMinimum overall width50mm without OBD,100mm with OBD.Maximum overall width300mm.(Other sizes to special order)Important Note: All orders must be addressed to Air Diffusion, Ruskin Air Management Limited.4 www.air-diffusion.co.uk

Linear Floor Grilles Models F20 and F25Model F20 and F25DescriptionModel F20 and F25 Light or Medium dutyflanged linear bar floor grille is designed tosatisfy light or medium load requirements.Constructed from aluminium extrusionsusing a 6.5mm blade on a 13.5mm pitchwith either a 20mm or 25mm wide flangeborder having a fixed core as standard oroptional removable core. The ModelsF20L and F25L have a light duty innerblade as standard, whilst the ModelsF20M and F25M include an ‘I’ beam innerblade for added strength in medium dutyapplications. Model F20 & F25 can beused on either supply or extract systemsand may be fitted with an optionalopposed blade damper.To make provision for cable entry into theoccupied space via the floor void, anintegral brush section can be fitted to theModels F20 and F25. The brushes allowthe cables to pass through and form aseal around the cable.The brush sections can be manufacturedto dimensions to suit the application.Opposed blade dampers are only fitted toactive sections of grille.Model F20LModel F25LFinishStandard finish is brushed aluminium. Anylon coating to a standard RAL colour, oras a special option a Shadow Line finishmay also be provided, as special options.DimensionsSupplied as a single section to amaximum nominal length of 1800mm andup to a maximum nominal width of300mm.To form a continuous run, individualsections are supplied for bolting togetheron site, by others.Model F25MStandard Installation MethodFor installation, by others, into preparedopenings. If additional fixing details arerequired please contact our technicalsales office.www.air-diffusion.co.uk 5

Linear Floor Grilles Models F20 and F25Models F20 and F25Model TypesModel F20L-G-O is supplied as a 20mm Wide Flanged, FixedCore, Light Duty, grille only.Model F25L-G-O is supplied as a 25mm Wide Flanged, FixedCore, Light Duty, grille only.Front viewModel F20L-R-O is supplied as a 20mm Wide Flanged, FixedCore, Light Duty grille, complete with an aluminium opposedblade damper, which is adjusted through the grille core.Front viewModel F25L-R-O is supplied as a 25mm Wide Flanged, FixedCore, Light Duty grille, complete with an aluminium opposedblade damper, which is adjusted through the grille core.Model F20L-G-RC is supplied as a 20mm Wide Flanged,Removable Core, Light Duty, grille only.Model F25L-G-RC issupplied as a 25mm WideFlanged, Removable Core,Light Duty, grille only.Model F25L-R-RC is suppliedas a 25mm Wide Flanged,Removable Core, Light Dutygrille, complete with analuminium opposed bladedamper, which is adjustedthrough the grille core.Shown with core removedModel F20L-R-RC is supplied as a 20mm Wide Flanged,Removable Core, Light Duty grille, complete with an aluminiumopposed blade damper, which is adjusted through the grille core.Model F25M-G-O is suppliedas a 25mm Wide Flanged,Fixed Core, Medium Duty,grille only.Model F25M-R-RC is suppliedas a 25mm Wide Flanged,Removable Core, MediumDuty grille, complete with andaluminium opposed bladedamper, which is adjustedthrough the grille core.Model F25M-G-RC is supplied as a 25mm Wide Flanged,Removable Core, Medium Duty, grille only.Model F20M-G-O is suppliedas a 20mm Wide Flanged,Fixed Core, Medium Duty,grille only.Model F20M-R-RC is suppliedas a 20mm Wide Flanged,Removable Core, MediumDuty, grille, complete with andaluminium opposed bladedamper, which is adjustedthrough the grille core.Model F20M-G-RC issupplied as a 20mm WideFlanged, Removable Core,Medium Duty, grille only.Model F20M-R-RC issupplied as a 20mm WideFlanged, Removable Core,Medium Duty grille, completewith an aluminium opposedblade damper, which isadjusted through the grillecore.Shown with core removedModel F25M-R-RC is supplied as a 25mm Wide Flanged,Removable Core, Medium Duty grille, complete with an aluminiumopposed blade damper, which is adjusted through the grille core.6 www.air-diffusion.co.uk

Linear Floor Grilles Models F20 and F25Flange StylesF20 FlangeF25 Flange20 25Floor Grille with Brush SectionBrush SectionOverall Duct Size +30Brush Size693320Duct SizeOverallDuct Size +30Brush Size20mm flange shown, 25mm flange also available.Duct Sizewww.air-diffusion.co.uk 7

Linear Floor Grilles Models F20 and F25Dimension Information* Overall Size = Nominal Size +3omm2036333.5F20L - GNominal Opening SizeF20L - RModel F20M and F25M -Medium duty uses‘I’ beam section blade foradded strength. M* Overall Size = Nominal Size +40mm2536333.5F25L - GNominal Opening SizeF25L - R8 www.air-diffusion.co.uk

Linear Floor Grilles Models F20 and F25PerformancePerformance Table (Linear)Model Volume Duct Free Area Throw Total SoundWidth Velocity Velocity Pressure Powermm l/s/m m/s m/s m Pa NRLW45 0.5 1.1 0.6 3 –100 90 1.0 2.2 1.8 8 22135 1.5 3.3 3.0 16 2865 0.5 1.0 0.8 3 –150 130 1.0 2.0 2.4 7 24195 1.5 3.0 4.4 15 3090 0.5 1.0 1.1 3 –200 180 1.0 2.0 3.0 7 25270 1.5 3.0 5.0 15 32115 0.5 1.0 1.3 3 –250 230 1.0 2.0 3.7 7 25287 1.25 2.5 4.8 10 28140 0.5 1.0 1.5 3 –300 280 1.0 2.0 4.5 7 26350 1.25 2.5 5.6 10 30Ordering Information ExampleModel Type Damper Core Fixing Finish Size (nom length x nom width)F25M G RC F0 5 1500 x 250mmF20L - Linear Floor Grille,20mm Flange, Light Duty.F20M - Linear FloorGrille, 20mm FlangeMedium Duty.F25L - Linear Floor Grille,25mm Flange, Light Duty.F25M - Linear FloorGrille, 25mm FlangeMedium Duty.G - No DamperR - With OpposedBlade Damper0 - Standard FixedCoreRC - RemovableCoreNOTE:It is important to statewhether "Lay In" or"Dualok" method isrequired for removablecore.F0 -No FixingF1 -CountersunkScrew Holes inFlange (notavailable on20mm Flange)F4 -Rear FixingStrap5 - Brushed Aluminium(Standard)For Special Finishes pleaserefer to our Technical SalesOfficeMaximum one piecelength 1800mmMinimum nominal width50mm without OBD,100mm with OBD.Maximum overall width300mm.(Other sizes to special order)Important Note: All orders must be addressed to Air Diffusion, Ruskin Air Management Limited.www.air-diffusion.co.uk 9

Linear Floor Grilles Model FROModel FRODescriptionModel FRO Light Duty rolloutlinear floor grille is designed tosatisfy light load requirementsin recessed openings where aremovable lay in core isrequired to allow easy accessbeneath the finished floorlevel. Constructed fromaluminium extrusions using a6.5mm blade on a 13.5mmpitch mounted on steelsprings having black spacersbetween each blade. ModelFRO can be used on eithersupply or extract systems.FinishStandard finish is naturalanodised aluminium. As aspecial option, colouranodising may be supplied.To avoid unsightly scratchesor scoring of the grille surfaceit is not recommended to usecolour anodising or paintfinishes where the grilles willbe subject to regular foot orany other form of traffic.DimensionsSupplied to suit a nominallength and up to a maximumnominal width of 600mm. Toretain rigidity grille widths inexcess of 300mm will requireadditional longitudinal supports,by others, within the structuralopening.To form a continuousappearance, individualsections are supplied looseand butted together on site,by others.Standard InstallationMethodFor lay in, recessedinstallation, into preparedopenings, by others.A separate sub frameassembly can be provided forsite fixing, by others. EitherFG, F20 and F25 frames or astandard angle may be usedfor this purpose.Model TypesModel FRO is supplied as aFlexible Rollout grille core only.Free AreaApproximately 65%.Dimensions13.5Max width 600mm withoutextra subframe support6.5HeightExtra springsand spacerson unitsover 300 widthOrdering Information ExampleModel Fixing Finish Frame Size (nom length x nom width)FRO F0 1 O 3000 x 300mmFRO RolloutCore Only1 Natural Anodised Aluminium(Standard)For special finishes please refer toour Sales OfficeDepth Grille Core only = 19mmSize Nominal length to suit Minimum nominalwidth 100mm, maximum nominal width 600mm(Additional support required over 300mm wide)F0 No fixingO No FrameS Sub Frame(Specify separately type offrame required)Important Note: All orders must be addressed S to Air Diffusion, Ruskin Air Management Limited.10 www.air-diffusion.co.uk

Air Diffusion Product RangeProduct Range• Ceiling Swirl Diffusers• Displacement Ventilation Units• High Induction Slot Diffusers• Square Louvre Face Diffusers• Perforated Diffusers• Linear Slot Diffusers• Fixed Blade Linear Diffusers• Cylinder Jet Diffusers• Jet Nozzle Diffusers• Circular Adjustable and Fixed Diffusers• Air Valves• Panel Floor Grilles• Linear Floor Grilles• Floor Swirl Diffusers• Wall and Ceiling Grilles• External Weather Louvres• Systempac – Fan Coil Unit and Diffuser Packagewww.air-diffusion.co.uk 11

Model Linear Floor SA Louvre Grilles Face Ceiling DiffuserRuskin Air Management Limitedis a BS EN ISO 9000 registeredcompany.The statements made in this brochure or by ourrepresentatives in consequence of any enquiriesarising out of this document are given for informationpurposes only. They are not intended to have anylegal effect and the company is not to be regardedas bound thereby. The company will only acceptobligations which are expressly negotiated for andagreed and incorporated into a written agreementmade with its customers.Due to a policy of continuous product developmentthe specification and details contained herein aresubject to alteration without prior notice.Comprehensive and detailed informationis available for all Air Diffusion products.Visit our website at www.air-diffusion.co.ukRuskin Air Management LimitedStourbridge Road, Bridgnorth, Shropshire,WV15 5BB England.Tel: 01746 761921Fax: 01746 760127Email: sales@air-diffusion.co.ukWebsite: www.air-diffusion.co.ukBROCHURE PRODUCTION www.geoffstrange.co.uk