Curb Mounted Skylight Installation Instructions

AC-W, SFA-W, CM-A, HCMA, I-CMG, MD-ICMG IAnCs-tWa,l lSaFtAio-Wn , ICnMst-rAu,c HtiCoMnAs, I-CMG, MD-ICMG Installation Instructions SFAW HORIZONTAL CROSS SECTION Tools and Materials Needed:

POLYCARBONATE PLASTIC • Safety Glasses • Tape Measure • 2" x 4" Lumber SFAW HORIZONTAL CROSS SECGLASSTIONAC-W, SFA-WT•o, SoCalswM an-dA M, aHteCriMa•ls A# 8N, ex Ie1-d/C5e/d8M”: TGru,s sM D-•I CPlMywoGod/Drywall • SHafmetmy eGrlasses • THaepaed MDeryawsuarlle Screws • 2Le" vxe l4/P" lLuummbb Beorb POLYCARBONATE PLASTIC • Utility Knife • Shingles • Screwdriver FOAM TAPEGLASS GASKETInstallation• SInawstruction• #s8 x 1/5/8” Truss • Plywood/Drywall • HCraomwm Bearr • HReoaodfi nDgr yFwelatll Screws • DLerivllel/Plumb Bob 2" X 4" WOOD • Sealant Gun • Sealant FOAM TAPE GASKET • Utility Knife • Shingles • Screwdriver SFAW HORIZONTAL CROSS SECTION To•o Clsro awn dB aMraterials N•e Redooefdin: g Felt • Drill 2" X 4" WOOD POLYCARBONATE PLASTIC •• S Safeeatyla Gnlat sGsuesn • Ta•pe S Meeaalasunrte • 2" x 4" Lumber SHEATHING GLASS •P SLaAwNNING • #8 x 1/5/8” Truss • Plywood/Drywall 2" X 4" WOOD • Hammer Head Drywall Screws • Level/Plumb Bob TCMG and LCMGInstall a-ti oCurbn is easy – Mountedno special tools ar eSkylight required. The sky lights fit 2" X 4" SUGGESTED FOAM TAPE GASKET • Utility Knife • Shingles • Screwdriver SHEATHING bPeLtwAeNenN sINtaGndard rafters, roof trusses or exposed beams using a 2" X 4" WOOD REINFORCEMENT • Crow BaInstallationr • Roofing Felt Instructions• Drill 2" X 4" WOOD •Ilnig Sshetata lltlauanntti noGenul n iws heeans y•n e–Sceneaolsas nsatprey c(isael et oboalcs ka prea greq).uired. The skylights fit Important P2"r eX c4"a SUGGESTEDutions: REINFORCEMENT between standard rafters, roof trusses or exposed beams using a Skylights are subject to condensation caused by warm moist air Important Precautions: SHEATHING PlanningPligLhAtN tuNnInNeGl when necessary (see back page). rising from th2"e X r4"o WOODom below. Insulate the light shaft and other areas Skylights Iaremp subjectortan tto P condensationrecautions :caused by warm moist air surrounding skylight to minimize condensation. In some cases, InstallationInsta lisla teasyion is -e noasy special – no sp etoolscial tareools required.are requir eThed. T hskylightse skyligh tfits fit rising fromS ktheylig roomhts a rbelow.e sub jeInsulatect 2"to X c4"o SUGGESTEDthende lightnsa tshaftion c aanduse otherd by wareasarm moist air light shaft may requireREINFORCEMENT special ventilators to remove moist air. betweenbe tstandardween sta nrafters,dard ra froofters , trussesroof tru sorse exposeds or expo sbeamsed bea musings usi nag a surroundingrisi nskylightg from toth eminimize room b econdensation.low. Insulate Inth esome light cases,shaft and other arealights tunnellight twhenunnel wnecessaryhen neces s(seeary ( sbackee ba page).ck page). light shafts• mayuBrreo u srequirenudrein sgk syspecialkliyglhigt hrte ventilatorsmtoa minisn iamdie ztoqeu removecaotnedlye snu smoistpaptiornt .eair. Idn bsyo mroeo fc iaf seeisth,er headersIm orp orarfttaenrst Pare csaeutbtiaocnks :from edge of the rough opening light shaftS mkyaligyh rtes qaureir seu bsjpeectc tiao lc voenndetinlasatotirosn tcoa uresemd obvye w maromis mt oaiisr.t air ■ To preventto p roofreve failurent roo fand fail upossiblere and p injury,ossib lbee i nsurejury .skylight remains adequately• Be s supportedurer isiknygl ifgr ohbymt rtroofehme ra oifion meithers abedleo qwheadersu. Iantseullya ts eoru tph raftersep olirgthetd sare hbayf t raonodf oift heeirt haerera s surrounding skylight to minimize condensation. In some cases, setbackImh pfromeoadret aedgersn ot rW rofaa fthetrenr siroughn agres :s eopening.tback from edge of the rough opening to prevelinght tr sohoaff tf amilauyr ere aqunidre p sopsesciabll eve intjiulartyo.rs to remove moist air. • Do not c•uBt er osuorfe t rsukyslsigehst. rIefm trauinsss eadse mquuastet lby es ucpupto,r otebdt abiyn r oeoxfp ife ertit her Imgpuoidratnacnet hf erWaodmaer san noi rna rgracfsthe:irtse acrte, sstertubcactukr farol men egdignee eofr ,t hoer roouogfh t roupsesn ing Importantma nWarnings:ufacttuor perre. vWenotr kro ofrfo fmail uprero afneds spioosnsaiblley ipnrjuerpy.ared plans. • Do not cut roof trusses. If trusses must be cut, obtain expert READ COMPLETELY BEFORE STARTING ■ Do not• Sgcutuip droofpaonrctI trusses. mer ofproof mrwta iat nlfhnt trussesbaWrracchrenitsien cmustbgte,s fs:otr rebeu cc tucut,utrtain lobtain ge nragfinte eexpertresr ,t oo rp roeovfe ntrtu rsoso f failure w• hDioc hn octa cnu tc raouofs ter ussesvees.r Ief tirnujsusreys amnuds ts btreu ccuttu, roablt adian mexapgeert. guidancem afromnufa anctu architect,rer. Work structuralfrom pro fengineer,essionall yor p roofrepa trussred plans. SFA AND SFAW INSTALLATION manufacturer.• OSubptapion r Workgt urgoiduoiafd from nawnciceteh f professionally frbroormmac aenns aabrrcechfhoiterite ceprepared tc, tsu totrturic nstgutr r ruaplans.alc fettunegrasinl e teoen r,p goriren rveoeeonrf, t t irrfu osmosf o re READR ECOMPLETELYAD COMPLET BEFOREELY BEF STARTINGORE STARTING than one mraafnteurfa icst ucruert. tWoo prkr efrvoemn tp rofoefs sfiaoinlualrley parnedpa preods spilbanles .injury. ■ Supportf aroofilur ewith wh ibracesch can before cause cuttingsevere rafters injury toan preventd struc troofural damage. The SRFEAA aDn dC OSMFAPWLE aTrEeL Yc uBrbE FmOoRuEn tSeTdA RSeTnINtrGy Series Plastic • Support roof with braces before cutting rafters to prevent roof SFA AND SFAW INSTALLATION failure•Im whichOpbotari tncana gnut ficausea dSilauanrefc eew severet hfyric oNhm co aat ninjuryen c sa:urcs heand istevc estructuralt roe ri nsjutrruy ca tdamage.nudr aslt reunctguirnael dear,m ifa gmeo. re Skylights complete with curb (SFA foamliner) and (SFAW than one rafter is cut to prevent roof failure and possible injury. SFA AND SFAW INSTALLATION ■ Obtain• Rguidanceemove• n Ofromabitlasi n aan ngud architecti doatnhceer forob mors t arstructuralun catricohnitse ct toengineer, o pr rsetrvuecntut riftahl emng ifnreoemr, if moTCMGre pThree f &inSiF sLCMGAh eadn wd oSoFd A InstallationiWnt earrieo r)c.urb mounted Sentry Series Plastic than one rafter is cut to prevent roof failure and possible injury. moreI thanmbpeoi nonergt ath nrafterrot wSna is fwe cut,htiyle N tocou preventtteinsg:. roof failure and The TCMGTShkey SlandiFgAh t aLCMGsn dc SoFmA areWpl ea curb-mountedtree cwuirtbh mcouurnbte skylights.d( SSFeAn trfyo Saemrileins ePrl)a satincd (SFAW possible• B einjury. sureI melpecotrrtiacnalt wSairfeest,y p Nipoetse,s a:nd other building SSpkrTyeElifgPinh i1tsh ceodm wploeoted iwnittehr icourr)b. (SFA foamliner) and (SFAW • Remove nails and other obstructions to prevent them from pDreftienrimshinede wthoeo sdk iynltigehrito lro).cation bcoemingp otnh•eroRnwetsmn wo wvielhl ninlaeoi ltsc buaetnt dicn ougtth. oer odbasmtruacgtieodns. to prevent them from Step 1 being thrown while cutting. inside the house and what • WBee asru reey e lpercotrtieccatli owni raensd, pfoiplleosw, asnadfe otyth perro bcueidlduirnegs DetermineSSTTEE PtheP 1 1 skylight location inside • Be sure electrical wires, pipes, and other building lighting effects you want. Importantrceocm oSafetypmomneenntdse wdNotes: ibll yn soat wbe m caunt uofra dctaumrearg. ed. the houseDDeete tandremrmin eiwhatn teh et hs elightingky slikghytli lgo hceffectsat tlioocnat ion components will not be cut or damaged. you want.Ch eCheckck in ina tattictic fforor plumbingplumbing ■ Remove• UW snailseea rb le oandy•cekW sp e otherroaorrt ebcyr eatobstructionsi copinrno gtae nctodti o pfnor eallnov todew n f preventostl alcofuwet tosyua p fttheme rstoye cpcert odifromocunerd efusrroems ininssidide et hteh eh ouhsoeu saen da wndha twhat pipes, electrical and telephone wiring being throwndrercoopmp iwhilenmge ranesd ccutting. oeimtd i msb eyfnr sedaewd b tmoy saanvwuo fimda caintuujurfaercyr.t uorre rd. amage. liplgigihphteitnsign, egl eefcfeetfrcfitecsac lt ysao nudy otweual enptw.haonte. • Stay clear of cutting area while sawing; be especially careful of hanord heatingCwhier ciandnkg i n ocooling ra thtieca ftoi nducts.r gp launmd bMark icnogol ing ■ Be sure• U electricalse blo•ckU swires,s eo rb lborc apipes,kcs ionrg b trandoac pinr geother vtoe nprt e buildingcvuentot ucut ts ocomponentseuct tsieocnt iofrno fmro m Check in attic for plumbing placemendt raonpdp ifnagl liansg i td ies bfrreise do nto t haveo iindt einrjiuorry, uonr deamrnaegaeth. work area. the centerpipe sof, e thelect rplannedical and t elocationlephone by will not dbero cutppi norg damaged.as it is freed to avoid injury or damage. dpiupcets,. eMleacrtkri cthale a cnedn tteelre pohf othne • Stay clear of cutting area while sawing; be especially careful of handrivingd wapi lrnailainngn oethroughrd h leoactiant gthei oann droofb cyo od fromlrinivgin g a • Stay clearp olafc ceumtteintg a nadre fal lwingh idlee bsraisw oinn tgh;e b inet ersiopr,e ucniadlelyrn ceatrhe fwuol rokf a hreaan.inside.d Locatewiring other h trusseatin org arafternd c oandolin g ■ Wear eye protectionS andTA NfollowDAR safetyD SK proceduresYLIGHT S IZES dnuacitls .t hMraorukg the t hcen rteoro of ff rthoem inside. Locate the truss or rafter and cut recommendedplacem ebynt sawand fmanufacturer.alling debris on the interior, underneath work area. cut openingpdlauncnt esind. Mlceiling.ocaartkio tnh bey cdernivtiengr oaf the MODEL ROSUTGAHN ODPAERNDI NSGKYLIGOHUTT SSIIZDEES DIMENSION npoaplial enthnnrioenudgg hlion tc haceet irioolinonf g bfr.y o ImMd rPiinvOsiniRdgeT .A aLNoTca tNeO thTeE :t ruRsosu ogr hr aoftpere nanindg csu tshould be ■ To avoid injurySIZE or damage, usewid tblocksh x leng orth bracing to preventwidth x cutoutlength IMPORTANT NOTE: Rough openings MSOTDAELNDARRDO USGKHY OLPIEGNHINTG SIZOEUSTSIDE DIMENSION onmpaeainld intehg rt oin u tgchehei listnhugeg. gIrMoeoPstOfe RfdrTo AsmNizT ei nsNs O(iSdTeEe:. RLsotuacgnahdt eao rptdhe nesi intzrgeus s csshh aourrt l)dr.a bfteer and cut section from14 dropping14 SI ZasE it 1is4 freed..5"xw1id4th.5 x" length 17.5w"xidth1 x 7le.n5g"th should be made to the suggested sizes (see standard size chart). MODEL ROUGH OPENING OUTSIDE DIMENSION moapdeen tion gth ein s ucgegielisntegd. sIMizePsO (SReTeA sNtaTn dNaOrdT Esi:z eR cohuagrth). openings should be 1422 14.5"x 22.5" 17.157"x.5"x251.75."5" ■ Stay clear ofSI ZcuttingE 1 area414 whilewid tsawing;h x1 l4e.n5g"xt hbe14 especially.5" wcarefulidth x length 1430 1422 14.5"x143.05"x.5"22.5" 17.157"x.5"x332.5."5" SmTaEdPe t2o the suggested sizes (See standard size chart). of hand placement and falling debris on the interior, underneath17.5"x 17 .5" Step 2STEP 2 141446 1430 14.5"x1441.645"x.5"30.5" 17.157"x.5"x493.35."5" In the attic, using a plumb bob work area. 17.157"x.5"x254.95."5" In the attic,In the usingattic, u as inplumbg a plu bobmb b orob level, 124222 1446 2124.5"x142.25"x.5"46.5" 25.5"x 25.5" or level, plumb up from the 2222 22.5"x 22.5" 17.255"x.5"x332.5."5" plumb upoSr T lfromeEvPe l,2 theplum fourb u pcorners from t hine the 124230 2124.5"x 30.5" 25.5"x 33.5" 2230 22.5"x 30.5" 17.255"x.5"x493.35."5" ceiling ftoIfonou uthert hrc eoc undersideraontretnricse ,r iusn stiihnne gof t cha eethe ip liclnu egroofm iltiobn g b otbo 124246 2124.5"x 46.5" 25.5"x 49.5" Tools and2 Materials222 2246 Needed:22.5"x222.25"x.5"46.5" 25.255"x.5"x254.95."5" sheathing.tothhere l Markeunvudeneld,r sethempirdlsuei md eobybf outdrivinghfp e ftrhroeom nailsf rtohoe f 2269 2269 22.5"x226.95"x.5"6 9.5" 25.255"x.5"x727.25."5 " 25.5"x 33.5" throughss htheheeaat hroof.tihnign. g.M aMrka rtkh emth ebmy by 232030 3030 3202.5"x303.05"x.5"30.5" 33.353"x.5"x333.35."5" four corners in the ceiling to ■ Safety Glasses ■ Tape Measure ■ 2” 2x5 4”.5 "xLumber49.5" driving nails up through the 232046 3046 3202.5"x304.65"x.5"46.5" 33.353"x.5"x494.95."5" dthreiv inugn dnearislsid uep otfh rothueg h rtohoef ■ Saw 11/132269 4■64 #86 x2 12 5/8”.5"x 4Truss66.95"x.5"4 6.5" ■ Plywood/Drywall25.459"x.5"x724.95."5 " roof. 11/13 4646 46.5"x 46.5" 49.5"x 49.5" rsohoefa.thing. Mark them by ■ Hammer 3030 Head3 0Drywall.5"x 3 0Screws.5" ■ Level/Plumb33.5"x 33 Bob.5" driving nails up through the ■ Utility Knife3046 ■ Shingles30.5"x 46.5" ■ Screwdriver33.5"x 49.5" Step 3 STEP 3 STEP 4 4646 46.5"x 46.5" 49.5"x 49.5" Removero roofingof. shingles to next full 11/■13 Crow Bar ■ Roofing Felt ■ Drill Remove roofing shingles Cut opening in roof decking. shingle and fromto thenex topt fu andll sh sidesingle ofan d Replace any torn felt paper. ■ Sealant Gun ■ Sealant the planned opening.from th Doe to notp a nremoved sides of Slip the new paper under shingles at bottom of opening. the planned opening. Do the old paper at the top of Model Rough Opening Outside Curb Dimensions not remove shingles at the opening and over the Size width x length width x length bottom of opening. old paper at the bottom. 1430STEP 3 14.5” x 30.5” 17.5” x 33.5” STEP 4 1446Remove roofing sh14.5”ingle sx 46.5” 17.5” x 49.5” STEPCu 4t opening in roof decking. STEP 5 2222 22.5” x 22.5” 25.5” x 25.5” to next full shingle and Cut openingReplac ein a roofny Bt odecking.UrnI LfeDlt pI NapGer .LIGHT TUNNEL Frame out the inside of the 2230 22.5” x 30.5” 25.5” x 33.5” Replace any torn felt paper. Slip roof opening with double from the top and sides of Slip the newIn psatrpuecrt uurnedse trhat have 2246 22.5” x 46.5” 25.5” x 49.5” the new paper under the old paper headers at the top and 2269the planned openin22.5”g. D ox 69.5” 25.5” x 72.5” the old papear astp tahcee tobpe towf een the at the top of the opening and over bottom of the opening. Butt 3030not remove shing30.5”les a xt 30.5” 33.5” x 33.5” the openingc eainlidn go vearn dth ethe roof the old paper at the bottom. 2" x 4"s against the outside 3046bottom of opening30.5”. x 46.5” 33.5” x 49.5” old paper at stuhceh b oattso ma.n attic or of the truss or rafters that 4646 46.5” x 46.5” 49.5” x 49.5” crawl space, a light frame the opening and nail STEP 5 tunnel must be built. into place to provide extra stability when mounting the skylight. (Note BUILDING LIGHT TUNNEL Frame out thNea inlesrisd eo fo 2f "th xe 4" must roof opening with double dotted lines on drawing). Re: Large skylights. Any rafter or truss that runs In structures that have be used to frame the headers at the top and through the skylight opening must be cut to meet local building codes. a space between the opening between the bottom of the opening. Butt IMPORTANT NOTE: If the opening is too big, fill it in with the proper ceiling and the roof roof header and the ceiling header. These will be used for 2" x 4"s against the outside lumber to the suggested rough opening size. (See standard size chart) such as an attic or attaching the finishing material (i.e. drywall, wall board, of the truss or rafters that crawl space, a light plywood, etc.) The light tunnel should be wrapped with frame the opening and nail tunnel must be built. insulation for optimum performance. Select desired shaft and STEP 6 into place to provide extra stability when mounting the skylight. (Note Nailers of 2" x 4" must frame accordingly. Apply liberal amount of dotted lines on drawing). Re: Large skylights. Any rafter or truss that runs be used to frame the sealant to surrounding roof through the skylight opening must be cut to meet local building codes. surface. Carefully center opening between the Indicates 2” x 4” Headers ANGLED SHAFT IMPORTANT NOTE: If the opening is too big, fill it in with the proper curb. Using pre-punched roof header and the ceiling header. These will be used for An angled shaft is required lumber to the suggested rough opening size. (See standard size chart) holes in flange, secure to attaching the finishing material (i.e. drywall, wall board, when the skylight cannot be roof surface. Apply sealant plywood, etc.) The light tunnel should be wrapped with positioned directly above the to cover holes and fasteners, insulation for optimum performance. Select desired shaft and STEP 6 area to be lighted because of and outside edge of flange. frame accordingly. Apply liberal amount of existing pipes, electrical wiring, Pitched Roofs: Replace shingles, covering base of flange. Shim sealant to surrounding roof duct work or roof limitations, surface. Carefully center skylight to curb for snug fit. Indicates 2” x 4” Headers ANGLED SHAFT such as ridges or valleys. curb. Using pre-punched An angled shaft is required Locate the skylight as close to holes in flange, secure to BUILT-UP ROOFS: when the skylight cannot be the desired areas as possible roof surface. Apply sealant Carefully apply hot pitch or sealant to surrounding area and base of positioned directly above the and then build the shaft on an to cover holes and fasteners, curb flange. Cover with rock. area to be lighted because of angle to the ceiling opening. and outside edge of flange. existing pipes, electrical wiring, Pitched Roofs: Replace shingles, covering base of flange. Shim duct work or roof limitations, ICMG, HCMA, HSFAW: skylight to curb for snug fit. SPLAYED SHAFT Use #10 x 1 5/8" mounting screws provided. such as ridges or valleys. The splayed shaft is used to Locate the skylight as close to BUILT-UP ROOFS: permit the greatest light the desired areas as possible CM AND CMG INSTALLATION Carefully apply hot pitch or sealant to surrouenxdpinogs uarree.a Tanhdis baiss ed oofne by and then build the shaft on an making the ceiling opening curb flange. Cover with rock. The CM is a curb mount Sentry Series plastic skylight and the angle to the ceiling opening. larger than the roof opening. CMG is a curb mount Marquis Series Glass Skylight. ICMG, HCMA, HSFAW: Apply sealant/mastic around entire curb top. Carefully center skylight SPLAYED SHAFT STRAIGHT SHAFT Use #10 x 1 5/8" mounting screws provided. on the curb and push down to ensure a good seal. Nail or screw in The splayed shaft is used to A straight shaft from the roof place through the pre-drilled holes in the side using weather-resistant permit the greatest light to ceiling can be used. If the fasteners. Do NOT use Geocel 2300® or any other incompatible sealant. exposure. This is done by CM AND CMG INSTALLATION roof is flat the ceiling and roof making the ceiling opening NOTE: NOTE: CMG and ICMG models have gasket material already The CM is a curb mount Sentry Series ploapsetinci nsgksy liwghillt abned tthhee same larger than the roof opening. applied to inside of skylight. No sealant required. CMG is a curb mount Marquis Series Glasdsi mSkenysliigohnt. . With a pitched roof, however, the ceiling NOTE: Use Kennedy Model (AC) Aluminum curb or (ACW) Aluminum Apply sealant/mastic around entire curb top. Carefully center skylight STRAIGHT SHAFT opening will be slightly smaller Curb with pre-finished wood interior. May also use an existing curb or on the curb and push down to ensure a good seal. Nail or screw in A straight shaft from the roof than the roof opening. a site-built curb. place through the pre-drilled holes in the side using weather-resistant to ceiling can be used. If the fasteners. Do NOT use Geocel 2300® or any other incompatible sealant. roof is flat the ceiling and roof This information is supplied in good faith, without recommendation as to its openings will be the same NOTE: NOTuEs:e CaMndG w aithnodu tI CcMhaGrg em. Nood eglusa rhaanvteee gofa rsekseutlt sm oaf taenryia uls ae loref athdey informa- 800.280.2545 dimension. With a pitched applied to itniosnid ies toof bsek iymlipglhietd. ,N soin sce athlaen cto rnedqituioirnesd o.f use are beyond our control. www.kennedyskylights.com roof, however, the ceiling NOTE: Use Kennedy Model (AC) Aluminum curb or (ACW) Aluminum opening will be slightly smaller Curb with pre-finished wood interior. May also use an existing curb or than the roof opening. a site-built curb.

This information is supplied in good faith, without recommendation as to its use and without charge. No guarantee of results of any use of the informa- 800.280.2545 tion is to be implied, since the conditions of use are beyond our control. www.kennedyskylights.com STEP 3 STEP 4 Remove roofing shingles Cut opening in roof decking. to next full shingle and Replace any torn felt paper. from the top and sides of Slip the new paper under the planned opening. Do the old paper at the top of not remove shingles at the opening and over the bottom of opening. old paper at the bottom.

STEP 5 STEP 5 Frame out the inside of the BUILDING LIGHT TUNNEL Frame out the inside of the roof opening roof opening with double In stBuildingructures that Lighthave Tunnel with double headers at the top and bottom headers at the top and a space between the of the opening. Butt 2x4s against the bottom of the opening. Butt ceiling and the roof outside of the truss or rafters that frame the opening and2 nail" x 4into"s aplacegain stot t providehe outs ide such as an attic or extra stability whenof t hmountinge truss other r askylight.fters th at crawl space, a light (Note dotted linesfra onme drawing.) the ope nRe:ing Largeand n ail tunnel must be built. skylights. Any rafterinto orpl atrussce to that pro runsvide throughextra st athebili tskylighty when openingmountin mustg the be sk cutylig toht .meet (Not e Nailers of 2" x 4" must local building codes. dotted lines on drawing). Re: Large skylights. Any rafter or truss that runs be used to frame the IMPORTANT NOTE:throu gIfh the the opening skyligh tis o ptooen ibig,ng m fillus itt inbe cwithut ttheo m eproperet local building codes. opening between the lumber to the suggested rough opening size. (See standard size chart.) roof header and the ceiling header. These will be used for IMPORTANT NOTE: If the opening is too big, fill it in with the proper attaching the finishing material (i.e. drywall, wall board, lumber to the suggested rough opening size. (See standard size chart) plywood, etc.) The light tunnel should be wrappeBuildingd with A Curb STEP 6 insulation for optimum performance. Select desired shYouraft a Kennedynd Curb Mount Skylight must be installed over a prebuilt curb. Construct frame accordingly. a curb using lumberApp l(pressure-treatedy liberal amou recommended).nt of The height of the curb should In structures that have a space between the ceiling and comply with locals ebuildingalant to codes. surrou Thendin insideg roo fdimensions of the curb will match the the roof such as an attic or crawl space, a light tunnel size of the skylightsu rroughface. opening.Careful lyBefore cen tbeginning,er refer to enclosed installation Indicates 2” x 4” Headers ANGLED SHAFT must be built. Nailers of 2” x 4” must be used to frame the instructions for detailedcurb. U stepssing andpre -additionalpunched information. opening between the roof header and theA ceilingn ang lheader.ed sha ft is required holes in flange, secure to These will be used for attaching the finishingwhe n material,the sk yi.e.,ligh t cannot be roof surface. Apply sealant drywall, wall board, plywood, etc. The lightpo tunnelsition eshouldd dire ctly above the be wrapped with insulation for optimum performance. to cover holes and fasteners, area to be lighted becSTEPause o f6 Cut Opening and Attach Curb: Select desired shaft and frame accordingly. and outside edge of flange. existing pipes, electrical wiring, Determine locationPit cforhe skylightd Roof ands: R removeeplace shingles, covering base of flange. Shim duct work or roof limisurroundingtations, roofing material and nails. Mark perimeter skylight to curb for snug fit. such as ridges or vofa lholeleys .needed and cut through felt paper and roof Locate the skylight as cdecking.lose to Install curb over opening. Indicates ANGLED SHAFT BUILT-UP ROOFS: 2”X4” Headers the desired areas as possible An angled shaft aisn drequired then b uwhenild th e shaft on an Carefully apply hot pitch or sealant to surrounding area and base of the skylight cannotang bele tpositionedo the ceili ng opening. curb flange. Cover with rock. directly above the area to be lighted because of existing pipes, ICMG, HCMA, HSFAW: electrical wiring, SductPLA work,YED orSH AFT STEP 7 BuildingUse # Headers10 x 1 5/8 "and mo uInstallnting s crews provided. roof limitations suchThe assp lridgesayed shaft is uWeather-sed to Prooﬁng Membrane: or valleys. Locate the skylight permit the greatestFrame ligh tout the inside of the roof opening with double as close to the desiredexposu areasre. T his is done by CM AND CMG INSTALLATION as possible, and then build the headers. Wrap entire curb using Installation Flashing making the ceiling opening shaft on an angle to the ceiling Tape (Sold Separately).The CM is a curb mount Sentry Series plastic skylight and the larger than the roof opening. opening. CMG is a curb mount Marquis Series Glass Skylight. Apply sealant/mastic around entire curb top. Carefully center skylight STRAIGHT SHAFT on the curb and push down to ensure a good seal. Nail or screw in A straight shaft from the roof SPLAYED SHAFT place through the pre-drilled holes in the side using weather-resistant to ceiling can be usedSTEP. If the 8 Attach Skylight Over Curb: fasteners. Do NOT use Geocel 2300® or any other incompatible sealant. The splayed shaftro oisf iuseds fla t the ceiling and roof to permit the greatest light Replace roofing material and secure skylight to curb. openings will be theInstall sam Kennedye NSkylightOTE: N StepOTE : FlashingCMG an whered ICM Glocal mo dels have gasket material already exposure. This is done by applied to inside of skylight. No sealant required. making the ceilingdim openingension . With a pbuildingitched code requires (sold separately). Caulk over all larger than the roofroo fopening., however, the exposedceiling nails andNO screws.TE: Use Kennedy Model (AC) Aluminum curb or (ACW) Aluminum opening will be slightly smaller Curb with pre-finished wood interior. May also use an existing curb or than the roof opening. a site-built curb.

STRAIGHT SHAFT BUILT-UP ROOFS: This information is supplied in good faith, without recommendation as to its A straight shaft from the Carefully apply hot pitch or sealant to surrounding area and base of curb flange. use and without charge. No guarantee of results of any use of the informa- 800.280.2545 roof to ceiling can be used. If Cover with rock. tion is to be implied, since the conditions of use are beyond our control. www.kennedyskylights.com the roof is flat the ceiling and roof openings will be the same dimension. With a pitched TCMG and LCMG models have gasket material already applied to inside of roof, the ceiling opening will be skylight. No sealant required. slightly smaller than the roof opening.