Kev kwv yees cov ntaub ntawv rau lub ru tsev hlau feem ntau xav tias zoo li kev taug kev hauv minefield ntawm cov lej tsis sib haum. Nws yog ib qho tseem ceeb tshaj plaws ntawm kev ua tsis tiav hauv kev xaj khoom. Yuav ob peb lub fasteners, thiab koj yuav raug cua uplift tearing panels tawm thaum thawj cua daj cua dub loj. Yuav ntau dhau, thiab koj tsis tsuas yog nkim nyiaj xwb tab sis kuj tsim cov ntsiab lus tsis tsim nyog los ntawm kev tig koj lub ru tsev rau hauv lub pincushion.
Ib qho kev cuam tshuam tseem ceeb muaj nyob hauv kev lag luam hais txog yuav ua li cas cov kev suav no raug daws. Cov kws tshaj lij cov neeg ua haujlwm feem ntau suav los ntawm 'Square' ( thaj tsam ntawm 100 square feet), thaum cov tswv tsev thiab DIYers nyiam xam los ntawm lub cev 'Roofing Sheet.' Qhov sib txawv ntawm cov lus no feem ntau ua rau muaj kev txiav txim ntau dhau lossis txaus ntshai txaus. Kev sib txuas ntawm qhov sib txawv no yog qhov tseem ceeb rau kev ruaj ntseg, tsis muaj dej.
Nyob rau hauv phau ntawv qhia no, peb muab cov qauv qhia tseeb rau cov kab hluav taws xob nthuav tawm, xws li Corrugated thiab R-Panel systems. Peb kuj tseem yuav suav rau 'accessory tax' - cov screws xav tau rau kev txiav, flashing, thiab overlaps - uas feem ntau tsis nco qab txog thaum qhov project yog ib nrab ua tiav. Koj yuav kawm raws nraim li cas los xam cov kev xav tau los xyuas kom meej koj Kev teeb tsa lub ru tsev muaj kev nyab xeeb, muaj txiaj ntsig, thiab kev siv nyiaj txiag.
Ntsiab Cai
Txoj cai 'Square': Rau kev ceev nyiaj txiag, xav tias 80 screws ib 100 sq. ft. ntawm vov tsev.
Txoj cai 'Sheet': Ib tug qauv 12-foot hlau vov tsev ntawv feem ntau yuav tsum tau 35-40 screws (xws li laps).
Tsis txhob hnov qab Trim: Ntxiv 15-20% ntxiv rau koj qhov suav tag nrho rau tus account rau ridge caps, eaves, thiab stitching sab laps.
Qhov Chaw Qhov Teeb Meem: Cov ntsia hlau ntom ntom yuav tsum nce ntxiv ntawm eaves thiab ridges (high-uplift aav) piv rau thaj tsam ntawm lub ru tsev.
Defining the Units: 'Roofing Sheet' vs. 'Roofing Square'
Ua ntej koj ntaus cov lej rau hauv lub laij lej, koj yuav tsum nkag siab cov lus ntawm kev kwv yees vov tsev. Kev sib xyaw koj cov chav nyob yog txoj hauv kev ceev tshaj plaws los rhuav tshem cov peev nyiaj txiag. Ob qhov tseem ceeb ntawm kev ntsuas - 'Square' thiab 'Sheet' - ua haujlwm sib txawv.
Roofing Square
Lub 'Roofing Square' yog tus qauv kub rau kev ntsuas kev lag luam. Ib lub square sib npaug raws nraim 100 square feet ntawm lub ru tsev cheeb tsam. Thaum cov tuam txhab lag luam lossis cov neeg muag khoom muab kev kwv yees dav dav, xws li '80 screws xav tau,' lawv yuav luag ib txwm xa mus rau square, tsis yog ib lub vaj huam sib luag. Qhov kev ntsuas no tso cai rau cov neeg cog lus sib tw rau cov haujlwm loj sai sai yam tsis tas yuav paub qhov ntev ntawm txhua tus neeg vaj huam sib luag.
Daim Ntawv Phaj
Qhov 'Roofing Sheet' yog hais txog lub vaj huam sib luag lub cev xa mus rau koj qhov chaw ua haujlwm. Cov no txawv ntawm qhov loj me, feem ntau yog li ntawm 3 feet mus rau ntau tshaj 20 feet ntawm qhov ntev, nrog qhov dav feem ntau nyob ib ncig ntawm 3 feet. Kev xam los ntawm daim ntawv yog qhov tseeb dua rau cov txheej txheem kev teeb tsa tiag tiag vim tias nws yuam koj kom suav rau purlin qhov sib nrug thiab lub vaj huam sib luag ntev. Txawm li cas los xij, txoj kev no xav kom koj paub meej cov ntsiab lus ntawm cov qauv ua ntej xaj.
Vim Li Cas Nws Tseem Ceeb rau Kev Txiav Txim
Kev nkag siab txog qhov sib txawv no tiv thaiv kev ua yuam kev kim. Yog tias koj yuam kev yuam kev 80 screws rau ib daim ntawv lub cev - piv txwv li tus neeg muag khoom txhais tau tias 'ib lub vaj huam sib luag' tsis yog 'ib square' - koj yuav xaus nrog ntau txhiab tus screws ntau dhau. Hloov pauv, yog tias koj xaj 20 screws ib square vim tias koj pom ib daim ntawv kwv yees hauv online, koj lub ru tsev yuav tsis muaj lub zog tuav kom muaj sia nyob siab cua.
Tus 'Rule of Thumb' Estimation Formulas
Txhawm rau ua kom yooj yim ntawm kev txiav txim, peb siv ob hom qauv. Ib qho muab kev ceev rau kev siv nyiaj txiag, thaum lwm qhov muaj qhov tseeb rau kev tsim kho.
| Feature |
Formula A: Lub Square Footage Method |
Formula B: Lub Cev Lub Cev Txheej Txheem |
| Zoo tshaj rau |
Kev them nyiaj sai sai thiab kev txiav txim ntau. |
Ua tiav cov khoom siv installation thiab cov npe meej. |
| Kev suav |
Total Roof Sq. Ft. × 0.80 hli |
(Daim ntawv Length ÷ 2 + 1) × 4 + Lap Screws |
| Qhov tseeb |
Moderate (Kev kwv yees dav dav) |
High (Tshwj xeeb rau Framing) |
| nyuaj |
Tsawg |
Siab |
Formula A: Txoj Kev Square Footage (Fastest)
Txoj kev no yog qhov zoo tagnrho rau kev kwv yees tus nqi pib. Nws suav tias yog cov qauv kev lag luam, xws li 24-nti purlin spacing thiab standard 36-inch wide panels.
Kev suav: Siv koj lub Tsev Txhua Lub Tsev Square Footage thiab muab nws los ntawm 0.80. Qhov no muab tag nrho cov Screws xav tau rau koj.
Piv txwv li, yog tias koj muaj 2,000 square feet ru tsev, tus lej yog ncaj nraim: 2,000 × 0.80 = 1,600 screws. Peb ib txwm pom zoo kom sib npaug mus rau qhov ze lub thawv kom muaj nuj nqis (feem ntau yog 250 suav). Qhov no tsis tso nyiaj rau poob fasteners, bent screws, thiab me me yuam kev.
Formula B: Txoj kev ntawm daim ntawv lub cev (Qhov tseeb tshaj plaws)
Thaum koj npaj tsim, koj xav tau precision. Cov qauv no saib ntawm cov kev cai tshwj xeeb ntawm ib daim ntawv Roofing raws li nws txuas rau cov ntoo thav duab.
Kev xam:
1. Txiav txim seb tus naj npawb ntawm cov kab fastener: (Length of Sheet in feet ÷ 2) + 1.
2. Xam cov screws rau ib daim ntawv: Muab tus lej ntawm kab los ntawm 4 (tus qauv dav dav).
3. Ntxiv stitch screws: Ntxiv 1 ntsia hlau rau ib kab ko taw ntawm sab ceg tawv.
Piv txwv Scenario:
Xav txog ib daim ntawv 12-ko taw.
Ua ntej, nrhiav cov kab: (12 ÷ 2) + 1 = 7 kab.
Tom ntej no, nrhiav cov teb screws: 7 kab × 4 screws = 28 screws.
Thaum kawg, ntxiv cov lap screws: 12 ko taw ntawm sib tshooj yuav tsum 12 stitch screws.
Tag Nrho: 40 screws rau 12-ko taw ntawv.
Fastener Schedules los ntawm Profile (Corrugated vs. R-Panel)
Tsis yog tag nrho cov hlau panels raug ntsia tib txoj kev. Qhov profile ntawm koj Daim Ntawv Roofing qhia qhov chaw koj tso cov ntsia hlau thiab pes tsawg koj xav tau ib kab.
Standard ⅞' Corrugated Hlau Roofing
Lub classic wavy qauv ntawm corrugated hlau yuav tsum tau tshwj xeeb mloog mus rau zaus. Lub logic ntawm no yog xyuas kom cov hlau tsis rub tawm ntawm cov ntoo thaum lub sij hawm thermal expansion.
Qauv Logic: Screws feem ntau muab tso rau txhua qhov thib peb corrugation (yoj).
Qhov ntom ntom: Qhov no ua rau kwv yees li ib tus ntsia hlau txhua 8 ntiv tes hla qhov dav ntawm lub vaj huam sib luag ib kab.
High vs. Low Position: Muaj kev sib pauv tsis tu ncua ntawm kev tso kawm. Muab cov ntsia hlau tso rau hauv qhov 'High' txoj hauj lwm (saum saum toj kawg nkaus ntawm tav) txo txoj hauv kev ntawm cov dej ntws tawm vim tias dej ntws tawm ntawm lub qhov. Txawm li cas los xij, muab tso rau hauv qhov 'Low' txoj hauj lwm (lub hav) muab lub kaw ntom nti thiab muaj zog tuav-down zog tiv thaiv ntoo. Nco ntsoov xyuas cov chaw tsim khoom cov lus pom zoo rau koj cov khoom tshwj xeeb.
R-Panel / PBR vaj huam sib luag (Trapezoidal)
R-Panels yog kev lag luam-style profiles nrog siab tav thiab tiaj tiaj nyob nruab nrab ntawm. Lawv cov qauv ntsia hlau sib txawv nyob ntawm seb lub vaj huam sib luag zaum ntawm lub ru tsev.
Pattern Logic: Feem ntau koj xav tau 5 screws ib kab ntawm qhov kawg ntawm lub vaj huam sib luag (Eaves thiab Ridge) los tiv thaiv cua uplift. Hauv nruab nrab ntawm lub ru tsev, 3 mus rau 4 screws ib kab yog txaus.
Cov ntsiab lus tseem ceeb: Tsis zoo li corrugated panels, fasteners rau R-Panels yuav tsum tau muab tso rau hauv thaj chaw tiaj tus, ncaj qha rau ntawm tav. Tsav tus ntsia hlau mus rau sab saum toj ntawm lub trapezoidal tav tuaj yeem tsoo qhov profile, rhuav tshem qhov zoo nkauj thiab cuam tshuam lub foob.
Standing Seam Considerations
Yog tias koj tab tom txhim kho lub ru tsev Standing Seam, cov cai hloov tag nrho. Cov tshuab no siv cov clips zais es tsis siv cov ntsia hlau. Koj tsis ua xam screws rau ib daim ntawv nkag ; Hloov chaw, koj suav cov clips ib lub vaj huam sib luag ntev raws li qhov sib txawv ntawm qhov sib txawv (feem ntau txhua txhua 12 txog 24 ntiv tes). Tsis txhob siv cov qauv hauv tsab xov xwm no rau cov kab ke sawv ntsug.
Qhov Hidden 20%: xam cov ntsia hlau rau Trim thiab Side Laps
Feem ntau DIYers ua tiav suav cov screws xav tau rau lub ntsiab vaj huam sib luag tab sis tsis nco qab tag nrho cov 'accessory se.' Trim, flashing, thiab overlaps tuaj yeem suav txog ze li 20% ntawm koj qhov kev siv tag nrho.
Lub 'Stitch' Screw (Hlau-rau-Hlau)
Lub plooj ntsia hlau yog tsim los txuas ob daim hlau nyias ua ke yam tsis tau nkag mus rau hauv lub lawj ntoo hauv qab no. Nws lub hom phiaj tseem ceeb yog txhawm rau txhawm rau kev sib tshooj ntsug (sab laug sab) ntawm ob nplooj ntawv. Yog tias koj hla qhov no, cua tuaj yeem ntes tus ntug ntawm Daim Ntawv Roofing thiab tev nws rov qab zoo li daim tawv nqaij txiv tsawb.
Koj feem ntau xav tau ib lub plooj ntsia hlau txhua 12 mus rau 24 ntiv tes rau ntawm lub seam. Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias cov no feem ntau sib txawv me me - feem ntau luv thiab tuab - dua li koj lub ntsiab ntoo-tuav screws.
Trim thiab Flashing Requirements
Txhua ntug ntawm koj lub ru tsev yuav tsum tau luas, thiab txhua daim ntawm trim yuav tsum tau fasteners.
Ridge Caps: Cov no npog lub ncov ntawm lub ru tsev thiab xav tau stitching ntawm ob sab. Txoj cai zoo ntawm tus ntiv tes xoo yog 4 screws ib kab ko taw ntawm txoj kab ntev.
Rake / Gable Trim: Cov no npog cov kab nqes thiab feem ntau xav tau ib tus ntsia hlau txhua 24 ntiv tes.
Valley Flashing: Qhov no yog ib qho tseem ceeb hauv cheeb tsam waterproofing. Qhov ceev ceev ceev yog xav tau ntawm no, feem ntau txhua 12 ntiv tes ntawm cov npoo sab nrauv, txhawm rau tiv thaiv dej los ntawm rushing hauv qab panels.
Cov teeb meem tseem ceeb ntawm kev teeb tsa cuam tshuam rau kom muaj nuj nqis
Lub laij lej thiab cov qauv muab lub hauv paus, tab sis cov xwm txheej hauv ntiaj teb feem ntau xav tau kev hloov kho. Peb yam tseem ceeb tuaj yeem hloov pauv koj cov suav zaum kawg.
Cua Uplift Zones (Lub 'Eave & Ridge' Txoj Cai)
Cua siab tsis sib xws nyob rau hauv ib lub ru tsev. Physics dictates tias siab tshaj plaws ntawm cov ces kaum thiab ntug (cov eaves thiab lub ridge). Yog li ntawd, koj tsis tuaj yeem siv tus qauv so 'Field' hauv cov cheeb tsam no.
Kev coj ua qauv qhia pom tias ob npaug ntawm qhov ceev ceev ntawm lub hauv qab eaves thiab sab saum toj. Yog tias koj rub txhua tus tav nyob rau hauv nruab nrab ntawm lub ru tsev, koj yuav tsum ntsia txhua tus tav ntawm eaave. Qhov no ua kom cov cua tsis tuaj yeem tau txais ntiv tes hauv qab cov hlau.
Purlin Spacing
Koj lub substrate framing dictates koj fastener zaus. Feem ntau cov qauv xav tias tus qauv 24-nti sib nrug ntawm purlins. Yog tias koj tus qauv siv 12-nti qhov sib nrug, koj cov ntsia hlau suav rau lub ntsiab vaj huam sib luag yuav muab ob npaug rau. Nco ntsoov xyuas seb koj puas tab tom txhim kho qhov qhib framing (purlins) lossis lub lawj khoom (plywood) ua ntej ua tiav koj qhov kev txiav txim.
Fastener Ntev Xaiv
Thaum qhov ntev tsis hloov qhov suav , nws hloov qhov kev txiav txim . Txoj cai dav dav yog tias cov ntsia hlau yuav tsum nkag mus rau hauv cov ntoo substrate tsawg kawg yog 1 nti.
Txhawm rau txuas Daim Ntawv Roofing rau ntoo purlins, 1.5-nti ntsia hlau yog tus qauv.
Rau plooj screws (daim ntawv-rau-daim ntawv), ⅞-inch ntsia hlau yog tus qauv.
Kev sib xyaw ua ke no ua rau cov ntsia hlau nkag mus rau hauv qab ntawm koj lub ru tsev lossis tsis tuav cov ntoo kom ruaj ntseg.
Kev Ntsuam Xyuas Risk: Under-Screwing vs. Over-Screwing
Puas yog nws zoo dua los siv ntau cov screws lossis tsawg dhau? Lo lus teb tsis yog. Hlau vov tsev yuav tsum tau ib tug 'Goldilocks' mus kom ze qhov twg tus nqi xwb.
Tus nqi ntawm 'tseem tsawg'
Siv cov ntsia hlau tsawg dua li qhov kev pom zoo yog kev twv txiaj ncaj qha rau huab cua. Qhov kev pheej hmoo tam sim yog tshuab-tawm, qhov twg cua rip panels xoob. Ib qho kev pheej hmoo me ntsis yog 'slotting.' Yog tias daim ntawv tsis tau ntim ntau txaus, thermal expansion thiab contraction tuaj yeem ua rau cov hlau rub tawm ntawm ob peb lub screws uas tam sim no. Qhov kev txav no ua rau lub qhov ntsia hlau loj dua lub sijhawm, nws thiaj li ua rau cov xau uas nyuaj rau taug qab.
Tus nqi ntawm 'Ntau ntau'
Logic qhia tias ntau cov ntsia hlau sib npaug zog ntau dua, tab sis nyob rau hauv vov tsev, txhua tus ntsia hlau yog lub qhov. Cov ntsia hlau tsis tsim nyog ua rau muaj qhov ua tau zoo ntawm lub tshuab ntxhua khaub ncaws lossis kev teeb tsa tsis zoo. Tsis tas li ntawd, kev txhoj puab heev dhau-screwing tuaj yeem ua rau 'dimpling.' Qhov no cuam tshuam cov vaj huam sib luag hlau, ua rau muaj kev nyuaj siab me me nyob ib ncig ntawm lub taub hau ntsia hlau qhov twg dej tuaj yeem ua luam dej. Cov dej sawv ntsug ua rau xeb, thiab xeb ua rau lub ru tsev tsis ua haujlwm.
Kev txiav txim txiav txim
Ua raws nraim li cov chaw tsim khoom lub rooj thauj khoom rau koj cov khoom tshwj xeeb. 'Ntau dua yog qhov zoo' yog qhov txaus ntshai poob rau hauv cov vov tsev hlau. 'Kev yog zoo' yog tib txoj cai uas lav lub neej ntev.
Xaus
Kwv yees fasteners tsis tas yuav yog ib qho kev twv twv. Los ntawm kev nkag siab qhov sib txawv ntawm ib lub xwmfab thiab Daim Ntawv Roofing, koj tuaj yeem zam qhov tsis zoo ntawm kev txiav txim ntau dhau lossis ua haujlwm luv. Nco ntsoov qhov kev nyab xeeb suav nrog: Nqa koj Daim Duab Tag Nrho Cov Duab, muab faib los ntawm 0.8, thiab ntxiv 15% txhawm rau npog koj qhov luas thiab laps.
Ib qho lus qhia kawg rau koj qhov kev txiav txim: Ib txwm yuav cov ntsia hlau zoo nrog EPDM ntxhua khaub ncaws. Sim txuag $ 20 ntawm pheej yig fasteners tuaj yeem ua rau muaj kev puas tsuaj rau $ 5,000 peev hauv cov hlau panels. Cov tshuab ntxhua khaub ncaws zoo tiv thaiv UV rays thiab kub hloov pauv, ua kom koj lub tsev qhuav rau ntau xyoo.
Ua ntej tsav tsheb thawj tus ntsia hlau, sab laj cov lus tshwj xeeb rau koj lub vaj huam sib luag profile. Cov phiaj xwm txheeb xyuas yog qhov cuab yeej zoo tshaj plaws hauv koj txoj siv.
Cov FAQ
Q: Kuv xav tau pes tsawg tus ntsia hlau rau 12-taw daim ntawv hlau vov tsev?
A: Feem ntau koj yuav xav tau ntawm 35 thiab 40 screws rau ib daim ntawv 12-ko taw. Qhov kev suav no xav tias koj tab tom fastening rau hauv purlins spaced 2 feet sib nrug thiab suav nrog qhov tsim nyog stitch screws rau sab ncej puab. Yog tias koj cov purlins nyob ze ua ke (xws li, 12 ntiv tes), tus lej no yuav nce ntxiv.
Q: Kuv puas yuav tsum muab cov ntsia hlau rau hauv cov tav lossis lub tiaj tus ntawm cov ntawv vov tsev?
A: Qhov no nyob ntawm qhov profile nkaus xwb. Rau cov qauv ⅞' Corrugated vaj huam sib luag, cov ntsia hlau feem ntau muab tso rau hauv qhov siab siab los tiv thaiv kev xau, tab sis qee lub tuam txhab tso cai rau kev tso chaw hauv hav kom muaj zog.R-Panel thiab trapezoidal profiles, cov ntsia hlau yuav tsum tau muab tso rau hauv qhov chaw tiaj tus (tsawg) kom tsis txhob tsoo cov tav thiab kom muaj kev sib khi zoo rau cov ntoo.
Q: Kuv puas tuaj yeem siv tib lub screws rau luas thiab panels?
A: Feem ntau, tsis yog. Koj xav tau cov ntoo tuav tshwj xeeb (feem ntau yog 1.5 ntiv tes ntev) txhawm rau txuas cov panels rau cov qauv. Txawm li cas los xij, rau kev sib tshooj thiab sab laps, koj xav tau 'stitch' screws (feem ntau ⅞-inch ntev). Cov no yog tsim los tuav cov hlau rau hlau thiab muaj cov xov sib txawv. Kev siv cov ntoo ntev ntev rau laps tuaj yeem ua rau muaj kev phom sij thiab tsis pom zoo.
Q: Yuav ua li cas kuv xam cov screws rau lub ru tsev 10x10?
A: Lub ru tsev 10x10 sib npaug 100 square feet, uas yog ib qho 'Square.' Siv cov txheej txheem ntawm tus ntiv tes xoo (80 screws ib square), koj xav tau kwv yees li 80 screws rau lub teb. Txawm li cas los xij, koj yuav tsum ntxiv kwv yees li 20% rau kev txiav thiab ua yuam kev, nqa koj daim ntawv xaj tag nrho mus rau ib lub thawv ntawm 100 screws kom muaj kev nyab xeeb.
