Ukukhetha imathiriyeli engalunganga kuphahla lwakho yimpazamo ebiza imali eninzi ehlala ikhokelela ekuvuzeni kwangaphambi kwexesha, ukulawulwa kakubi kobushushu, kunye nenkcitho eyinkunzi. Nokuba wakha indawo enkulu yokugcina imveliso okanye igadi engaphandle yegadi, ingqibelelo yesakhiwo ixhomekeke kakhulu kukhuseleko oluphezulu olufakayo. Esi sikhokelo sihamba ngaphaya kweenkcazo ezisisiseko ukuthelekisa izinto ezisekelwe kubomi obude behlabathi, ukunyaniseka kwesakhiwo, kunye neendleko ezipheleleyo zobunini (TCO). Yenzelwe abanini bepropathi kunye nabakhi abafuna ukuvavanya iinkcukacha zeendawo zokuhlala, ezolimo, okanye iiprojekthi zemizi-mveliso ngokuchanekileyo. Ngokuqonda ubunjineli obusemva kolu khetho, unokuqinisekisa ukuba utyalo-mali lwakho luyamelana nezinto amashumi eminyaka.
Izinto eziphambili zokuThatha
Ukwahlula iMathiriyeli kwiProfayili: Qonda ukuba 'iCorrugated' imile, ngelixa 'iGalvanized Steel' iyimathiriyeli; kufuneka ukhethe zombini.
'Iindleko-zobomi' Ukurhweba: Iplastiki / ibhitumene inikezela ngexabiso eliphantsi lokungena (ubomi beminyaka emi-5-10), ngelixa i-Coated Metal inikezela ngeyona ROI ingcono (30 + iminyaka yobomi).
IiNgcaciso zeMozulu: iAluminiyam ayixoxiswana ngeendawo eziselunxwemeni; Ipolycarbonate iyafuneka kuthumelo lokukhanya kodwa ifuna amathambeka athile ofakelo.
Izinto zokugubungela: Kumaphepha esinyithi, umahluko phakathi kwepeyinti yePolyester eqhelekileyo kunye neengubo zePVC zePlastisol zinokuthetha umehluko weminyaka eyi-15 kwixesha lokuphila.
UHlelo lokuHlukanisa amaPhepha okuLawula: Izinto eziphathekayo vs
Ukungaqondi kakuhle okuqhelekileyo phakathi kwabathengi kubandakanya ukubhidanisa imilo yephepha kunye nokuba lenziwe ngantoni na. Ukwenza isigqibo esinolwazi, kufuneka uhlukanise phakathi kokwakheka kweekhemikhali (izinto eziphathekayo) kunye nesimo somzimba (iprofayili).
Umaleko weMathiriyeli (iKhemistri)
Isixhobo sichaza ukuqina kwephepha, ubunzima, kunye nenqanaba lexabiso. Yisiseko semichiza esimisela ukuba uphahla lusabela njani kwimitha ye-UV, ukufuma, kunye nefuthe. Olona khetho luphambili lukhoyo kwimarike yiMetal (Steel okanye iAluminiyam), iBitumen, iPolycarbonate, kunye neFiber Cement. Ngamnye uneempawu ezikhethekileyo zobushushu kunye nolwakhiwo eziyalela ukuba zisetyenziswe phi na.
Uluhlu lweProfayili (iFiziksi)
Iprofayili ibhekisa kwimilo okanye kwi-corrugation yephepha. Le geometry ichaza amandla olwakhiwo, amandla okuchitha amanzi, kunye nesibheno sobuhle.
I-Corrugated (i-Sinusoidal): Le patheni ye-classic wave inika umlinganiselo ophezulu wamandla ukuya kubunzima. Ngumgangatho wokusetyenziswa kwezolimo kunye nezoshishino kuba iigophe zichitha amandla empembelelo ngokufanelekileyo.
Iprofayili yeBhokisi (Trapezoidal): Ebonisa imigca ebukhali, e-angular, oku kunika imbonakalo yemboniselo yanamhlanje. Kulula ukunxiba ngaphezulu kophahla olukhoyo kwaye ngokuqhelekileyo inika umthamo ophezulu wokubaleka kwamanzi xa kuthelekiswa neegophe zemveli.
Ifomu yeThayile: Le profayile ilinganisa iithayile zodongwe zemveli kodwa isebenzisa amashiti esinyithi alula. Ithandwa kwiiprojekthi zokuhlala apho i-aesthetics iphambili kodwa isakhiwo sophahla asikwazi ukuxhasa udongwe olunzima.
Isakhelo seSigqibo: Okokuqala, khetha imathiriyeli ngokusekelwe kwindawo yakho yendawo kunye nohlahlo lwabiwo-mali. Emva koko, khetha iprofayili ngokusekelwe kwiimfuno zomthwalo wesakhiwo kunye nokukhethwa kokubonakalayo.
Iindidi ezi-5 ezingundoqo zaMashiti okufulela (Izinto eziluncedo, iiNgeniso kunye neemeko zokuSetyenziswa)
Ngezantsi luhlalutyo olucacileyo lweenketho zemarike. Sigxila ekusebenzeni ngokwenyani kunye nokuthandabuza malunga namabango omenzi ukukunceda ujonge ingxolo.
| Uhlobo Lwezinto eziphathekayo |
Est. |
Ukusetyenziswa Okugqwesileyo |
Ubuthathaka obuphambili |
| Isinyithi (Intsimbi/Alu) |
Iminyaka engama-30-50 |
Iindawo zokugcina iimpahla, iiNtali, amakhaya |
Umngcipheko wokujiya (ukuba awufakwanga) |
| Polycarbonate |
I-10-20 iminyaka |
Iindawo zokuhlala, ii-Skylights |
Imikrwelo ngokulula |
| Ibhitumene |
I-10-15 iminyaka |
Iishedi, iiProjekthi ze-DIY |
Uswele ukuqina |
| Iplastiki (PVC) |
5-10 Iminyaka |
IiShelter zeThutyana |
Ukuthotywa kwe-UV (i-brittleness) |
| ISamente yeFayibha |
Iminyaka engama-40+ |
Izishedi zemfuyo |
Inzima; i-ethe-ethe ngexesha lokufakwa |
1. AMashiti okufulela ngentsimbi (Intsimbi kunye neAluminiyam)
Amashiti esinyithi akumgangatho wegolide kwizitora zemizi-mveliso, iishedi, kunye nophahla lwendawo yokuhlala ixesha elide. Zinika okona kuhlala ixesha elide, ngokufuthi kuhlala iminyaka engama-30 ukuya kuma-50. Nangona kunjalo, ukusebenza kwabo kuxhomekeke ngokupheleleyo kumgangatho wokugquma kunye nobukhulu bentsimbi.
Iimpawu ezibalulekileyo:
Ukutyeba: Kufuneka uphephe nantoni na engaphantsi kwe-0.5mm yokufulela ngolwakhiwo. Amashiti amancinci abeka umngcipheko wokubola ngexesha lofakelo okanye ukubopha phantsi kwemithwalo ephezulu yomoya.
Iingubo: Umaleko okhuselayo ubalulekile. I-polyester yipeyinti yezinga lokungena efuna ukulungiswa. Ngokuchaseneyo, iPVC yePlastisol yiprimiyamu, inyameko eshinyeneyo enikezela ngesisombululo 'sokufaneleka kwaye ulibale' malunga neminyaka engama-30.
Ukwahluka kwe-Aluminiyam: Kwiindawo eziselunxwemeni okanye zamanzi etyuwa, intsimbi iya kuhlwa kungakhathaliseki ukuba ityabeka. I-Aluminiyam ibalulekile apha ngenxa yomaleko wayo wokuzikhusela.
2. Iishiti zophahla zePolycarbonate
Ezi zifanelene kakhulu nezindlu zokugcina izityalo, iindawo zokugcina izityalo, iindawo zokukhwela iimoto, kunye nezibane zesibhakabhaka apho ukuhanjiswa kokukhanya kubalulekile. Inyani yeyokuba ngelixa benempembelelo ephezulu yokuchasa (engaqhawukiyo), bayathanda ukukrwela. Iintlobo ngexabiso eliphantsi nazo ziya kuchaphazeleka kukuwohloka kwe-UV, ukujika tyheli kunye ne-brittle ngokuhamba kwexesha.
Iintlobo ezincinci:
Cacileyo: Inika ukuhanjiswa kokukhanya okuphezulu, ilungele iindawo zokugcina.
I-Foam-backed: Isetyenziselwa izibane zezulu zemizi-mveliso ezifuna ukugqunywa kwe-thermal ukuthintela ukulahleka kobushushu.
I-Twin-wall/I-Multi-wall: Ibonelela ngobungqongqo besakhiwo kunye neempawu ezongezelelweyo zokugquma, ukuvalela umoya phakathi kweeleya.
3. Amashiti okufulela ibhitumene
Amaphepha ebhitumene athandwa kakhulu kwiishedi zegadi ye-DIY, iivenkile zelog, kunye nezakhiwo zethutyana. Kulula kakhulu ukuzifaka kuba zikhaphukhaphu kwaye zibhetyebhetye. Nangona kunjalo, abanalo ukuqina kwesakhiwo. Awunakuzisebenzisa kuphahla olukhulu lwemizi-mveliso ngaphandle kwenkxaso eqinileyo ngaphantsi. Ubomi babo bufikelela kwiminyaka eyi-15 ukuya kwengama-20.
4. Amaphepha ePlastiki (PVC) oKufulela
Iplastiki imele 'inketho yemarike ephantsi.' Ezi zezona zilungele iiprojekthi ezinohlahlo-lwabiwo mali oluphantsi, iindawo zokuhlala zethutyana, kunye ne-lean-tos encinci. Lumkisa ukuba ngokungafaniyo ne-UPVC (PVC engafakwanga), amaphepha eplastiki asemgangathweni awakhuselekanga kangako. Ziba brittle kwaye zibe nombala ngokukhawuleza kakhulu ngenxa yokuvezwa kweUV. Bakwanikezela ngolawulo olubi lwe-thermal, okwenza indawo ephantsi kwabo ibe shushu ehlotyeni kwaye kubanda ebusika.
5. IFiber Cement Sheets
I-Fiber cement yeyona nto iphambili kwizakhiwo zezolimo ezifuna ulawulo lokufuma, olufana neeshedi zemfuyo. La maphepha anomphunga ogqwesileyo wokungena, okunciphisa ukuxinana kwangaphakathi. Bakwanikezela nge-acoustic dampening, ibenza bathule kakhulu emvuleni xa kuthelekiswa nentsimbi.
Inqaku loKhuseleko: Ngelixa amashiti anamhlanje engena-asbestos, anzima. Bafuna isakhelo esomeleleyo solwakhiwo kunye nokuphathwa ngononophelo ukuthintela ukwaphuka ngexesha lofakelo.
Iinqobo zoVavanyo: Indlela yokukhetha iPhepha eliLungileyo
Ukusuka kwiinkcazo zemveliso ukuya ekuthathweni kwezigqibo kufuna ukuhlalutya imiqobo yakho ethile. Kufuneka uvavanye imiba yokusingqongileyo ecaleni kwemida yesakhiwo.
Ukumiselwa kweMozulu
Iipateni zemozulu yendawo yakho ziyalela ukuba yeyiphi imathiriyeli eya kusinda.
Unxweme/ubutyuwa obuphezulu: Kufuneka usebenzise iAluminiyam okanye iPlastisol yodidi olunzima. Intsimbi esemgangathweni iya kugqwala ngokukhawuleza emoyeni wetyuwa.
Umoya oPhezulu/Isaqhwithi: Iiprofayili zamalahle zibonelela ngobungqongqo obuphezulu kuneprofayile ezisicaba. Kwezi zowuni, ufuna ukwandiswa koxinzelelo lokulungisa ukuthintela ukunyuswa kwamaphepha.
Ubushushu obuphezulu be-UV / Ubushushu: Le meko ifuna imibala ekhanyayo okanye iPolycarbonate ethile ezinzileyo ye-UV. Ngaphandle koku kuzinziswa, izinto zeplastiki ziya kuba tyheli kwaye ziqhekeke kwangaphambi kwexesha.
Umthwalo woLwakhiwo kunye neePurlins
Amathambo esakhiwo sakho anciphisa ukhetho lwakho lokunxiba. Izinto ezinzima ezifana neFiber Cement zifuna iisistim ezomeleleyo zetruss ukuxhasa umthwalo ofileyo. Ngokwahlukileyo, izixhobo ezikhaphukhaphu njengePVC okanye iBhitumene ziyabhetyebhetye. Basenokufuna inkxaso egcweleyo yokukhwela (i-decking) kunokuba i-purlins ihlukaniswe ukuze kuthintelwe ukudodobala.
Ubuhle vs. Uncedo
Ukuba uphahla indlu enkulu, 'iFomu yeThayile' yesinyithi okanye umthungo omileyo womgangatho ophezulu ubonelela ngesibheno esiyimfuneko sokuthintela. Kwisakhiwo esingaphandle okanye isakhiwo esifihliweyo ekuboneni, iprofayili yeBhokisi okanye i-Corrugated sheet inikezela ngexabiso elingcono lemitha nganye ngaphandle kokuncama ukusebenza. Xa ukhangela amaphepha okuphahla, ukulungelelanisa ezi mfuno zobuhle kunye nohlahlo lwabiwo-mali ngundoqo.
Uhlalutyo lweendleko kunye nokuqwalaselwa kwe-ROI
Urhwebo lwezemali alunakuphepheka. Inceda ukujonga iindleko ngokweeNdleko zokuQala zokuSebenza ngokuchasene neendleko ezipheleleyo zobunini (TCO).
Iindleko zokuQala zeMaterial vs. TCO
Inqanaba loku-1 (Elona lisezantsi iCapEx): Iplastiki kunye nebhitumene ziwela apha. Zezona zilungele izakhiwo ezinokusetyenziswa okucwangcisiweyo okungaphantsi kweminyaka eli-10.
I-Tier 2 (Mid-Range): I-Polyester-coated Galvanized Steel. Oku kunika ibhalansi elungileyo, kodwa kufuneka uqikelele ukupeyinta ulondolozo emva kweminyaka eli-10.
I-Tier 3 (i-High CapEx, i-ROI engcono kakhulu): I-PVC ye-PVC ye-Plastisol Coated Steel kunye ne-Aluminium. Ezi zineendleko eziphezulu zangaphambili. Nangona kunjalo, oku kuhlawulelwa ngaphezulu kweminyaka engama-40+ yokugcinwa kweqanda, inika eyona mbuyekezo yexesha elide.
Iindleko zoFakelo ezifihliweyo
Musa ukujonga ixabiso leshiti lilodwa. Iindleko zabasebenzi zahluka kakhulu. Amaphepha amakhulu asikwe ubude afakela ngokukhawuleza kakhulu kuneethayile ezincinci, ukunciphisa kakhulu iiyure zokusebenza. Ngaphaya koko, kuya kufuneka ubhajethe i-20% eyongezelelweyo kwizincedisi. Ukudanyaza, ii-ridge caps, ii-foam fillers, kunye nezilungiso ezikhethekileyo (ezifana ne-self-drilling tek screws) ziyimfuneko ekugqityweni kwamanzi.
Imingcipheko yokuphunyezwa kunye neeNyaniso zoFakelo
Nkqu nezona mathiriyeli zigqwesileyo ziyasilela xa zifakwe ngokungalunganga. Nazi iimbono ezinokuthatha ukuthintela ukusilela ngexesha lesigaba sokukhutshwa.
Umgibe Wokujiya
Amashiti esinyithi esinolusu olunye aya kuthontsiza i-condensation. Oku kwenzeka xa umoya ofudumeleyo wangaphakathi udibana nomphezulu wesinyithi obandayo. Ngaphandle kokuba ufakele i-anti-condensation backing (ehlala ibizwa ngokuba yiDripstop) okanye uqinisekise ukungena komoya ngendlela eyiyo, ubeka umngcipheko womonakalo wamanzi ngaphakathi kwesakhiwo ngokufana nokuvuza kophahla.
Ubuncinci beeMfuno zePitch
Ipolycarbonate kunye namashiti entsimbi ngokuqhelekileyo afuna i-slope encinci, rhoqo phakathi kwe-5 ° ukuya kwi-10 °. Lo mthambeka uqinisekisa ukubaleka kwamanzi kwaye uvumela uphahla ukuba 'luzicocise ngokwalo.' Ukungaphumeleli ukufezekisa le mfuneko yesandi kudla ngokuphelisa iziqinisekiso kwaye kubangela ukudityaniswa kwamanzi, okukhawulezisa ukuhlwa nokuvuza.
Ukwandiswa/Ukuncipha
Iplastiki kunye nePolycarbonate zanda kakhulu kubushushu. Xa ufaka ezi zixhobo, imingxuma yokwemba ngokugqithiseleyo inyanzelekile. Ukuba umngxuma uqine kakhulu, iphepha liya kuqhekeka okanye libophe njengoko lisanda elangeni lasehlotyeni.
Ukusika uKhuseleko
Ungaze usebenzise iidiski ezirhabaxa (njengezigridi ze-engile) kwintsimbi egqunyiweyo. Ubushushu obuveliswayo butshisa isigqubuthelo sokhuselo kwaye lufakela iifayili zentsimbi eshushu kwipeyinti, nto leyo ekhokelela kwimihlwa yokuhlwa kwiiveki nje ezimbalwa. Endaweni yoko, sebenzisa 'i-nibblers' okanye iisarha zokusika ezibandayo ukugcina ingqibelelo yokugqiba.
Ukuqukumbela
Ingqiqo emva kokukhetha imathiriyeli yokuphahla ilula: thelekisa ubude beshiti nobomi obucetyiweyo besakhiwo. Akunangqiqo ukufaka uphahla lwentsimbi ye-40 kwi-shed yesikhashana eyenzelwe iminyaka eyi-10 yokusetyenziswa. Ngokwahlukileyo, ukusebenzisa iplastiki engabizi kakhulu kwiyunithi yoshishino esisigxina luqoqosho lobuxoki olukhokelela ekuphazamisekeni nasekulungiseni iindleko.
Ubuninzi bezakhiwo ezisisigxina, intsimbi edibeneyo inika ibhalansi engcono yokuqina kunye neendleko, ngaphandle kokuba ulawula imingcipheko ye-condensation ngokufanelekileyo. Ngaphambi kokuba u-odole amaphepha amakhulu, sicebisa ngamandla ukuba udibane nenjineli yesakhiwo ngezibalo zomthwalo. Oku kuqinisekisa ukuba uphahla lwakho lukhuselekile, lukhuselekile, kwaye lwakhiwe ukuze luhlale.
FAQ
Umbuzo: Bubuphi ubungqingqwa obuncinci obucetyiswayo bamashiti okuphahla esinyithi?
A: Ingcebiso eqhelekileyo yi-0.5mm ukuya ku-0.7mm. Ukusebenzisa nayiphi na into encinci kune-0.5mm imingcipheko yokukhupha amaphepha ngexesha lofakelo (i-traffic yeenyawo) kwaye kwandisa amathuba okuba nokusilela ngexesha lemimoya ephezulu okanye imithwalo enzima yekhephu.
Umbuzo: Ngaba ndingahamba kumaphepha ophahla e-polycarbonate?
A: Ngokubanzi, hayi. Ngelixa zixhathisa impembelelo, azenzelwanga ukuxhasa ukulayishwa kwamanqaku obunzima bomntu. Kufuneka usoloko usebenzisa iibhodi ezirhubuluzayo okanye iiplanga ukusasaza ubunzima ukuba ukufikelela kuyimfuneko.
Umbuzo: Leliphi icwecwe lokufulela elithule kakhulu emvuleni?
A: IFiber Cement kunye neBhitumene zithule ngokwendalo ngenxa yokuxinana kunye nokwakheka kwazo. Amacwecwe esinyithi aphakamileyo kakhulu kwaye adla ngokufuna ukugquma okanye ukufakwa kwe-acoustic ukuthoba isandi semvula.
Q: Yintoni umahluko phakathi PVC kunye Polycarbonate sheets?
A: I-Polycarbonate yomelele kakhulu kwaye inempembelelo ephezulu yokuchasa kunePVC eqhelekileyo. Ilawula ukuguquguquka okugqithisileyo kobushushu ngcono kwaye ihlala ixesha elide ngaphandle kokuba brittle okanye iguqulwe umbala.
