Specifications - Gilberts (Blackpool)

GRILLESGrilles Optionsand AccessoriesPUBLICATIONGRILLES 17APRIL 2013Features- Standard and Concealed Fixings.- Spring Clip and Quick Release Fixings.- Screwdriver and Knob OperatedOpposed Blade Dampers.- Top and Side Entry Plenum Boxes.

GRILLESOptions and AccessoriesFixing OptionsThis data sheet details a number of options and accessories that areavailable on many of our Grille Series. Please refer to specific grille datasheets for information on availability and for further dimensional details.Flange ScrewFixingThe standard Grille Fixing is screw through the face flange using selftapping screws provided. There are a few exceptions to this rule.Please check data sheets for further information.Standard Flange Border: 32mm wide.Narrow 16mm border (Ref. N) Not available with screw fixing andtypically uses a concealed bracket or spring clip fixing. The narrow borderalso reduces clearance on the aperture to as little as 7mm. Please checkwith office.Spring ClipFixing(Ref....SC)Spring clip fixing offers a firm and convenient way to install grilles with theadded benefit of being a concealed fixing method. By nature this methodis not suitable for ceiling or sidewall mounted grilles and is recommendedfor cill type applications only.QuickReleaseFixing(Ref....QR)Quick release fixing uses quarter turn fasteners, instead of screws, tosecure the grille to a sub frame making removal and re-fitting afterinstallation quick and easy.22mm x 22mmCut-outsList Size -3mmConcealedBracketFixing(Ref....CB)Standard concealed bracket fixing can be used for units where aestheticsare of key importance and provide a secure and invisible means tofix/install units. Straps across the rear of the grille hold captive screwswhich locate into a loose secondary bracket. When offered into theopening the secondary bracket push clips over side rails fitted into the ductafter which final tightening and alignment can be performed.Dim AType Grille Only Grill c/w damperDim ADim AGH, GV, HH, HV, K, 2K, L3, L6, GECA, GECA1 50 100GHV, GVH 73 123HHV, HVH 78 128KG,F 48 98ConcealedLeg BracketFixing(Ref....LB)Special concealed bracket fixing is available where a secure yet invisiblemeans to fix/install units is required in areas where our standard concealedfixing (CB) is unsuitable such as in plaster ceilings or non ductedinstallations.Straps across the rear of the Grille hold captive screws which locate intoa loose secondary bracket. Legs on the secondary bracket aremanufactured to suit the structural thickness so that the unit can betightened into position.Max Structuralthickness = 28mm2

VolumeControlOpposed BladeDamper(Ref.....DO)Standard volume control is available withrear mounted opposed blade dampersoperable by screwdriver through the grilleface.Damper 50-60mmDepthsee Grille data SheetKnob OperatedDamper(Ref.....DK)For easier volume control the standardopposed blade damper can be furnishedwith a permanent knob operation.Damper 50-60mmDepthsee Grille data SheetPlenumBoxesA wide selection of Gilbert Grille types can be provided complete with a top or side entry plenum option.Robustly Fabricated from Galvanised or Zintec treated mild steel the plenums are supplied loose and comecomplete with all necessary fixing angles for drop rod support.Both circular and square/rectangular spigot inlets are available and a number of volume control options canbe fitted including quadrant, cord or teleflex operated flap damper and iris dampers.Plenum internals are normally mill finish. Matt black internal or chlorinated rubber internal finish can bespecified where required.TOP CONNECTIONREF ...TCBBGrille List Size50SIDE ENTRYREF ...SEBHeight =Dim B + Spigot dia50General Plenum SpecificationGrille List Size- 0.7mm Galvanised or Zintec coated mild steel plenum.- Spigot Construction: Standard size spigots use plastic clip-in spigots. Non-standard use a sealed screw in steel spigot.TCB...TOP CONNECTION BOXDim B (box depth)Std depth 150 increasing to 250mm as table below depending on which grille and plenum options are selectedDO - Opposed Blade Damper (grille) CBF - Concealed Bracket Fixing (grille) PM - Perferated Mesh (plenum)TYPE OF GRILLE EDGE TYPE DO CBF PM PM+CBF DO+PM+CBFGH,GV, 20mm FLANGE 150 150 150 150 250GHV,GVH 20mm FLANGE 150 150 150 250 250GN KNIFE 150 150 150 150 250GVHN,GHVN, KNIFE 150 150 150 250 250HH,HV, 20mm FLANGE 150 150 150 150 250HHV,HVH 20mm FLANGE 150 150 150 250 250GC 20mm FLANGE 150 150 150 150 250GECA 20mm FLANGE 150 150 150 150 250GEC 20mm FLANGE 150 150 150 150 250GECA-RC KNIFE 150 150 150 150 250K 20mm FLANGE 150 150 150 150 250KN, KG KNIFE 150 150 150 150 250PE 20mm FLANGE 150 150 150 150 250L, LG 20mm FLANGE 150 150 150 150 250LH KNIFE 150 150 150 150 250LN, LGN KNIFE 150 150 150 150 250SEB....SIDE ENTRY BOXFor depth on SEB (side entry box) add the spigot diameter to the TCB depth3

GRILLESOptions and AccessoriesPlenumVolumeControlQUADRANT CORD OPERATED IRISOrderingSpecificationPlenum boxesonly.(See Grille data sheetsfor other orderingspecifications.)PLENUM TYPE :Top Connection ................... TCBSide Connection .................. SEBGRILLE TYPE (See Inside)Thermal/Acoustic InsulationInsulation (12mm Pyro)...AT1Insulation (25mm Pyro).. AT2Insulation (12mm Armaflex).. AT3CB FIXING (On Grille) ......... CBTCBGEAT1 CB 300 x 200 BH500 BB PM DQ 250 DIA TSO DQ 250 DIA 15LIST SIZE OF GRILLE(mm - width x height)BOX HEIGHT(If different from standard)MATT BLACK INTERNALSPPC .................................... BBChlorinated Rubber..............CRPLENUM OPTIONSPERFORATED MESH .............. PMCUT OUT ENDS ....................... COPLENUM DAMPER OPTIONS(Plus Nominal Spigot Size) :No Damper.................SS + SizeQuadrant................... DQ + SizeCord Operated.......... DC + SizeIris............................. DI + SizeTWIN SPIGOT OPTIONSAdjacent ...... .................................. TSAOpposite ........................................ TSO2nd PLENUM DAMPER OPTION(See Damper Options)NUMBER REQUIREDGILBERTSHead Office and WorksGILBERTS (BLACKPOOL) LTDGilair Works, Clifton Road,Blackpool.Lancashire FY4 4QT.Telephone: (01253) 766911Fax: (01253) 767941e-mail: sales@gilbertsblackpool.comWeb: www.gilbertsblackpool.comGilberts (Blackpool) Ltd reserve the right to alter the specification without notice. For our latest product data please visit www.gilbertsblackpool.com. The informationcontained in this leaflet is correct at time of going to press © 2013.