Isingeniso
Ukukhetha phakathi kokumbozwa okuhlanganisiwe okunezivalo kanye nokhuni lwendabuko akubalulekile kangako ngokubukeka kunalokho kumayelana nendlela i-facade esebenza ngayo eminyakeni eminingi yesimo sezulu, ukunakekelwa, kanye nokulungiswa. Okubukeka kushibhile ekufakweni kungaba kubi kakhulu uma kupendwa kabusha, umonakalo womswakama, ukubola, ukuchayeka ezinambuzaneni, kanye nomsebenzi sekufakiwe. Lesi singeniso sihlela ukuqhathaniswa kwezindleko zangempela ngokubheka ngale kwentengo yokuthenga kuya enanini lomjikelezo wokuphila, ingozi yokwehluleka, kanye nobunikazi. Ekugcineni, abafundi bazoba nesisekelo esicacile sokunquma ukuthi iyiphi impahla esekela kangcono ukuqina, ukulawulwa kwesabelomali, kanye nokusebenza kwesakhiwo kwesikhathi eside.
Kungani i-Cladding ene-Capped Composite vs Wood iyisinqumo esihlakaniphile
Ukucaciswa kwezakhiwo zangaphandle kuye kwashintsha kakhulu eminyakeni eyishumi edlule, kuqhutshwa amakhodi wamandla aqinile, izindleko zabasebenzi ezikhuphukayo, kanye nokugxila okukhulu ekusebenzeni komjikelezo wokuphila. Embindini walokhu kuthuthuka kukhona impikiswano ephathelene nokumbozwa okuhlanganisiwe okuhlanganisiwe vs ukhuni. Ngenkathi ukhuni lwendabuko selulokhu luyinto esetshenziswayo yezakhiwo ngenxa yobuhle balo bezinto eziphilayo kanye nokutholakala kabanzi, izinto zokwakha zesimanje ziye zaphazamisa imakethe ngokubhekana nobuthakathaka obuyisisekelo bokhuni lwemvelo.
Kwabakhi bezakhiwo, abathuthukisi, kanye nabaphathi bezikhungo, ukukhetha izinto ezingaphambili akuseyona nje isinqumo sobuhle; kuyisinqumo sokuphathwa kwempahla esinobuhlakani. Ukumbozwa kwangaphandle kusebenza njengesivikelo esiyinhloko ekuwohlokeni kwemvelo, futhi ukusebenza kwayo kuthinta ngqo isabelomali sokusebenza kwesakhiwo, ubuqotho besakhiwo, kanye nokuhlolwa kwesikhathi eside. Ukuhlaziya izinzuzo zokuqhathanisa zezinhlanganisela eziklanywe ngokhuni lwemvelo kudinga ukuhlolwa okujulile kwezindleko zezimali zangaphambilini uma kuqhathaniswa nezindleko zokusebenza eziqhubekayo.
Ingozi yobunikazi, ukulungiswa, kanye nokwehluleka
Isikhathi esihlosiwe sokubamba impahla sinquma ngokuyisisekelo ukuthi izinto zayo zangaphambili zisebenza kahle kangakanani ngokwezomnotho. Abathuthukisi bezikhungo kanye nabanikazi besikhathi eside babeka phambili izinto ezinciphisa izindleko zokusebenza eminyakeni eyi-15 kuya kwengama-30. Ukumbozwa ngokhuni kwendabuko, kungakhathaliseki ukuthi hlobo luni noma ukwelashwa kokuqala, kuletha izinga eliphezulu lokuncika ekunakekelweni kanye nengozi yokwehluleka. Kuye ngokuchayeka kwemvelo, ukhuni lwemvelo ludinga ukuvalwa ngamakhemikhali, ukudaya, noma ukupenda njalo eminyakeni emi-3 kuya kwemi-5 ukuvimbela ukungena komswakama, ukuwohloka kwe-UV, kanye nokubola kwezinto eziphilayo.
Ngakolunye uhlangothi, izinto zokwakha ezihlanganisiwe ezimboziwe zenzelwe ukunciphisa lezi zingozi zokuhluleka. Izinhlanganisela ze-premium ezimboziwe zivame ukuba neziqinisekiso zezentengiselwano ezisukela eminyakeni engama-25 kuya kwengama-30, okuqinisekisa ukumelana nokubola kwesakhiwo, ukuqhekeka, kanye nokuphela kombala okukhulu. Kumnikazi wesakhiwo ophethe impahla iminyaka engama-20, i-facade yokhuni izodinga phakathi kwemijikelezo emine kuya kweyisithupha yokulungiswa okukhulu. Uma noma yimiphi yale mijikelezo ihlehliswa, ingozi yokwehluleka kwezinto eziyingozi—njengokubola noma ukugoba okukhulu—iyanda kakhulu, okungenzeka idinge ukushintshwa okuphelele kwe-facade kusenesikhathi ngaphambi kokuphela kokuphila komklamo wesakhiwo.
Kungani amaqembu ethatha kancane izindleko zefacade zesikhathi eside
Amaqembu ephrojekthi avame ukuwela ogibeni lokuhlola izindleko ze-facade ngokuqondile ngokusebenzisa ukuthengwa kokuqala nokufakwa, okuvame ukubizwa ngokuthi yi-Capital Expenditure (CapEx). Uma kuqhathaniswa izindleko zezinto eziyisisekelo, ukumbozwa kwezinkuni ezithambile okujwayelekile kungabiza phakathi kuka-$4.00 no-$7.00 ngefidi lesikwele, kanti amabhodi ahlanganisiwe anezimbobo zekhwalithi ephezulu ngokuvamile asukela ku-$8.00 kuya ku-$14.00 ngefidi lesikwele. Le delta yokuqala ivame ukuholela ezinhlelweni zobunjiniyela benani ekuthandeni ukhuni lwemvelo.
Kodwa-ke, lokhu kuhlaziya okungajulile akunaki uhlobo oluyinkimbinkimbi lwe-Optional Expenditure (OpEx). Izindleko zabasebenzi kanye ne-scaffolding ezihambisana nokugcinwa kwezinkuni njalo ngezikhathi ezithile zibhekene nokwehla kwamandla emali, okulinganiselwa ku-3% kuya ku-5% ngonyaka emkhakheni wokwakha. Ngaphezu kwalokho, izindleko ezifihliwe zokuphazamiseka kwebhizinisi—njengokwakha i-scaffolding ezungeze isakhiwo sebhizinisi esisebenzayo noma indawo yokuhlala njalo eminyakeni embalwa—azivamile ukufakwa kwisabelomali sokuqala. Uma lezi ziguquguquko zilinganiswa ngomjikelezo wokuphila weminyaka engama-20 ojwayelekile, ukonga okubonwa kusengaphambili kwezinkuni zemvelo kuyaphela, kwembule izindleko eziphezulu kakhulu zobunikazi.
Ukumbozwa Okuhlanganisiwe Okunezicucu vs Ukhuni: Umehluko Wezinto Eziyinhloko
Ukuqonda umehluko ezindleleni zomjikelezo wokuphila kudinga ukucwila ngokujulile ezimpahleni zomzimba kanye nezinqubo zokukhiqiza zombili izinto. Igebe lokusebenza phakathi kokhuni lwendabuko kanye nezinhlanganisela eziklanywe ngendlela ehlelekile alilona iphutha; kungumphumela wesayensi yezinto eziqondiwe eyenzelwe ukususa ubuthakathaka obungokwemvelo bezakhiwo zamaseli eziphilayo.
Ukhuni lwemvelo luyinto e-anisotropic, hygroscopic, okusho ukuthi izakhiwo zalo ziyahlukahluka kuye ngokuthi uhlamvu luqonde kuphi, futhi luhlala lushintshana ngomswakama nendawo oluzungezile. Lokhu kuvuvukala nokuncipha okuqhubekayo kuyimbangela eyinhloko yokuhlola, ukugoba, kanye nokukhishwa kwe-fastener. Ngokuphambene, izinhlanganisela eziklanyiwe zenziwa ukuze kufezwe ukuzinza kwe-isotropic kanye nokusabela komswakama okucishe kube yi-zero.
Ukwakheka, ubuchwepheshe besivalo, kanye nokuziphatha komswakama
Inzuzo eyisisekelo yobuchwepheshe besimanje obuhlanganisiwe ilele ekwakhiweni kwayo okunezingqimba eziningi. Ingaphakathi livame ukuba ne-matrix exineneyo yemicu yokhuni ephinde yasetshenziswa kanye nama-polymer e-thermoplastic (njenge-High-Density Polyethylene noma i-PVC). Ngenkathi izinhlanganisela ezingafakwanga izintambo zesizukulwane sokuqala zazisengozini yokumuncwa nokuphela komswakama, ukwethulwa kobuchwepheshe be-co-extrusion kwashintsha lesi sigaba. Kule nqubo, isivikelo se-polymeric esikhethekile sikhishwa kanyekanye nengaphakathi, kwakha isivalo esingangenwa amanzi, esinama-molecule.
Lobu buchwepheshe be-cap bushintsha kakhulu ukuziphatha komswakama. Nakuba ukhuni lwemvelo lungabonisa amazinga okumunca amanzi angu-15% kuya ku-20% ngesisindo—okubangela ukungazinzi kobukhulu kanye nokudala indawo ekhuthaza ukukhula kwesikhunta—okuthuthukisiwe I-WPC Co-extrusion Cladding kuvimbela ukumuncwa kwamanzi kube ngaphansi kuka-1%. Lokhu kucishe kungene kahle kuvikela izinto ekulimaleni kokuncibilika kweqhwa, ukubola, kanye namandla amakhulu abhubhisa izingodo zendabuko ngokuhamba kwesikhathi.
Izindlela zokucacisa ezibalulekile kanye neziguquguquko zokusebenza
Uma kucaciswa ukumbozwa kwamaphrojekthi ezindlu zezentengiselwano noma ezisezingeni eliphezulu, abaklami bezakhiwo kumele bahlole izinguquko zokusebenza eziqinile. Ubuningi buyisilinganiso esibucayi; izinhlanganisela ezimbozwe ngekhwalithi ephezulu zifinyelela ubuningi obungu-1.2 kuya ku-1.3 g/cm³, obuphakeme kakhulu kunezinkuni ezivamile zangaphandle njengeWestern Red Cedar (cishe u-0.38 g/cm³) noma ngisho nezinkuni eziqinile ezifana ne-Ipe (cishe u-1.0 g/cm³). Lokhu buningi obuphezulu kuholela ekumelaneni okuphezulu komthelela, okubalulekile ekusetshenzisweni kwezinga lomhlabathi ezindaweni ezinabantu abaningi.
Ukwanda kokushisa kanye nokumelana ne-UV kuyizindlela ezibaluleke kakhulu zokucacisa. Ngenxa yokuthi izinhlanganisela ziqukethe ama-polymer, zine-coefficient ephezulu yokwanda kokushisa okuqondile (ngokuvamile cishe ngo-40 x 10^-6 K^-1) kunokhuni, okudinga ukuhlukaniswa okuthile ngesikhathi sokufakwa ukuze kuhambisane nokunyakaza. Kodwa-ke, isivalo se-polymeric sihamba phambili ekumelaneni ne-UV. Izivalo ze-premium zenziwe ngezithiyo ze-UV ezithuthukisiwe kanye nezinto zokufaka imibala, okuqinisekisa ukuthi izinto zigcina inani le-Delta E (isilinganiso sokushintsha kombala) elingaphansi kuka-5 esikhathini seminyaka eyi-10. Ngokuphambene nalokho, ukhuni olungaphathwanga luzobola ngokushesha, luphenduke lube mpunga wesiliva zingakapheli izinyanga eziyi-6 kuya kweziyi-12 zokuchayeka elangeni.
Ithebula lokuqhathanisa eliseceleni neceleni
Ukuze kuboniswe ngokucacile umehluko wezobuchwepheshe nowezomnotho phakathi kwalezi zinto, ukuqhathanisa okuseceleni kwezilinganiso ezijwayelekile zemboni kubalulekile. Ithebula elilandelayo liqokomisa umehluko oyinhloko womzimba nowokusebenza oqhuba izinqumo zokucacisa.
| Isilinganiso Semininingwane | Isigqoko Esihlanganisiwe Esinezivalo Eziphezulu | Isigqoko Sezinkuni Zendabuko (Umsedari/Uphayini) |
|---|---|---|
| Izinga Lokumuncwa Kwamanzi | 15% - 25% (kudinga ukuvalwa) | |
| Ubuningi bezinto ezibonakalayo | 1.2 - 1.3 g/cm³ | 0.35 - 0.50 g/cm³ |
| Ukugcinwa Kombala (Iminyaka eyi-10) | Okuphezulu (i-Delta E | Okuphansi (Okumpunga kungakapheli izinyanga ezingu-12) |
| Ukumelana Nezinto Eziphilayo | Ayikwazi ukubola kanye nezintuthwane | Kusengozini enkulu ngaphandle kokuthi welashwe |
| Imvamisa Yokulungisa | Ukuwasha okuthambile kwaminyaka yonke | Ukufaka/ukuvala kabili ngonyaka noma kathathu ngonyaka |
| Impilo Yesevisi Elindelekile | Iminyaka engama-25 - 30+ | Iminyaka eyi-15 - 20 (kuncike ekunakekelweni) |
| Isici Sokuchitha Ukufakwa | 3% - 5% | 10% - 15% (amafindo okusika/ama-warp) |
Indlela Yokuhlola Ukumbozwa Kwe-Composite Okunezicucu vs Ukhuni
Naphezu kwezinzuzo ezikhangayo zezinto zokwakha eziklanywe ngobunjiniyela, isinqumo phakathi kokumbozwa okuhlanganisiwe okunezivalo noma ukhuni asivamile ukuba siphelele; sihambisana kakhulu nomongo. Abaklami bezakhiwo kanye nabacacisi kumele bahlole i-matrix yeziguquguquko ezithile zephrojekthi ukuze banqume ukuthi yiziphi izinto ezihambisana nemigomo yesu yentuthuko.
Ukucaciswa okuphumelelayo kudinga ukuhlolwa okuphelele kwendawo ebonakalayo yesakhiwo, ukusetshenziswa kwendawo okuhlosiwe, kanye namaqiniso okusebenza kwesheduli yokwakha. Ngokuhlola ngokuhlelekile lezi zindlela, amaqembu ephrojekthi anganciphisa ubungozi futhi aqinisekise ukusebenza kwe-facade yesikhathi eside.
Izimo zephrojekthi ezivumelana nezinto zonke
Uhlobo lwephrojekthi—ubukhulu bayo, ukusetshenziswa kwayo, kanye nokufinyeleleka kwayo—luthinta kakhulu ukukhethwa kwezinto ezibonakalayo. Ezindaweni zezentengiselwano eziphakeme noma ekwakhiweni kwemindeni eminingi lapho ukufinyelela kobuso kudinga khona izikali ezilengayo ezibizayo noma ama-boom lift, ukulungiswa kuba kubiza kakhulu. Kulezi zimo, iphrofayili yokulungisa izinto ezihlanganisiwe ezimboziwe iyimpoqo. Ukungakwazi ukufinyelela kalula kobuso kwenza umjikelezo wokupenda weminyaka emi-3 kuya kwemi-5 wokhuni lwemvelo ube yiphupho elibi kakhulu.
Ngakolunye uhlangothi, kumaphrojekthi okuthengisa ama-boutique anesitezi esisodwa noma izindawo zokuhlala ezenziwe ngokwezifiso lapho ubuqiniso bezinto eziphilayo buyimbangela eyinhloko yokwakha futhi i-facade itholakala kalula kusuka phansi, ukhuni lwemvelo luhlala luyisinqumo esifanelekile. Kulezi zimo eziphakeme kakhulu, ukulungiswa akudingi mali eningi, futhi umnikazi angase azimisele ukumunca i-OpEx ephezulu ukuze afinyelele ubuhle obuthile, obuguquguqukayo obunganikezwa ukhuni lwemvelo kuphela.
Isimo sezulu kanye nezinto ezibangela ukuchayeka
Izimo zezulu ezincane kanye nokuvezwa kwendawo mhlawumbe yizinto ezingathetheleli kakhulu ekusebenzeni kobuso. Izinkuni zisengozini enkulu yokushintsha okusheshayo komswakama kanye nokuvezwa komswakama isikhathi eside. Ezindaweni lapho okuqukethwe komswakama ozungezile kucindezela khona izinkuni ngaphezu komkhawulo womswakama ongu-20%, ingozi yokubola kwesikhunta nokubola iba seduze. Izindawo zasogwini zethula isici esibhubhisayo esengeziwe sokufafazwa ngosawoti, okusheshisa ukuwohloka kokuphela kwezinkuni futhi kugqwalise izinamathiselo ezijwayelekile.
Ukumbozwa kwe-composite okune-cap kudlula zonke lezi zindawo ezinolaka. I-polymer cap engangenwa amanzi ayingenwa yi-salty spray, futhi imvelo engaphili yomphezulu ivimbela ukukhula kwesikhunta kanye ne-mildew, ngisho nasezindaweni ezinomswakama ophezulu. Ngaphezu kwalokho, ezindaweni ezinezinkomba ze-UV eziqine kakhulu, ubuchwepheshe bokuvimbela i-UV obufakwe esivikelweni esihlanganisiwe buvimbela ukubola kwesithombe okusheshayo okubhubhisa isakhiwo samaseli sezindawo zemvelo zokhuni.
Ukuthengwa, ukutholakala, kanye nezikhathi zokukhokha
Ukuthengwa kwezinto, ukuthengwa, kanye nokuthembeka kochungechunge lokuhlinzeka ngempahla kuvame ukunquma ukukhethwa kwezinto ezibonakalayo, ikakhulukazi kumaphrojekthi ezentengiselwano asheshayo. Uchungechunge lokuhlinzeka ngempahla lomhlaba wonke lwezinkuni zemvelo—ikakhulukazi izinkuni ezithambile zekhwalithi ephezulu, ezicacile noma izinkuni eziqinile ezifana ne-Ipe—luyaziwa ngokuguquguquka. Izikhathi zokuhola zingashintshashintsha kakhulu kusukela emavikini ama-2 kuya kwangama-4 esitokweni sendawo kuya emavikini angaphezu kwayi-12 kuya kwayi-16 ezidayiswa kwamanye amazwe, futhi amanani angaphansi kokunyuka kwemakethe yezimpahla ngokuzumayo.
Izinhlanganisela eziklanywe ngobunjiniyela zinikeza imodeli yokuthenga ezinzile, yize zidinga ukuhlela ngokucophelela ama-oda amakhulu noma angokwezifiso. Amaphrofayili ajwayelekile nemibala ngokuvamile atholakala ngamanethiwekhi okusabalalisa anezikhathi ezimfushane zokuhola. Kodwa-ke, kumaphrojekthi amakhulu ezentengiselwano adinga amaphrofayili athile okwakha, ukuthengwa ngqo okuvela kumkhiqizi kuyadingeka. Isibonelo, ukucacisa umkhiqizo ofana I-WPC Co-extrusion Cladding YD216H25 kungabandakanya i-Minimum Order Quantity (MOQ) yamamitha-skwele angu-500 kuya ku-1000 ubude obungokwezifiso noma imibala eyenzelwe wena, kanye nezikhathi zokukhiqiza nezokuthumela ezisukela emavikini ayi-6 kuya kwayi-10. Abaphathi bephrojekthi kumele bavumelanise lezi zikhathi zokuthenga nendlela ebalulekile yokwakha.
Uhlaka Lwezinqumo Zokukhetha I-Clodding Ehlanganisiwe Enezivalo vs Izinkuni
Ukushintsha kusuka ekuhlaziyweni kwethiyori kuya ekusetshenzisweni okusebenzayo kudinga indlela yokwenza izinqumo ehlelekile. Ukuze kuhlangatshezwane nobunzima bokumbozwa okuhlanganisiwe okunezicucu vs ukhuni, amaqembu okuthuthukisa kufanele asebenzise uhlaka oluhlelekile olulinganisa iziguquguquko ngokuya ngezinto eziza kuqala kumaphrojekthi.
Ngokulinganisa imigomo yobuhle, imingcele yemvelo, kanye nemingcele yezezimali, abakhi bezakhiwo nabanikazi bangadlula okuthandwa yibo futhi benze izinqumo ezisekelwe kudatha ezivikela kokubili isakhiwo kanye nesisekelo.
Inqubo yokuhlola isinyathelo ngesinyathelo
Inqubo yokuhlola kufanele ilandele indlela elandelanayo, enezinyathelo ezine. Isinyathelo Sokuqala: Chaza isikhathi sokubamba kanye nesu lezezimali. Uma impahla iyimpahla yesikhashana (ngaphansi kweminyaka emi-5) eyakhelwe ukuthengiswa kabusha ngokushesha, ukonga kokuqala kwe-CapEx ngokhuni kungase kubekwe phambili. Uma isikhathi sokubamba sidlula iminyaka eyi-7, ukonga kwe-OpEx kwezinto ezihlanganisiwe kumele kuthathe indawo. Isinyathelo Sesibili: Hlola imikhawulo yemvelo kanye nekhodi. Hlola isimo sezulu sendawo ukuze uthole i-UV eyeqile, umswakama ophezulu, noma ukuchayeka kusawoti, bese uqinisekisa izidingo zekhodi yomlilo yendawo. Uma isilinganiso somlilo se-Class A noma B siyimpoqo, izinto ezihlanganisiwe noma izinkuni eziphathwe kabi kumele zenziwe imodeli.
Isinyathelo Sesithathu: Hlaziya ukuthi kungenzeka yini ukwakheka kwesakhiwo. Nquma ukuthi ukwakheka kwe-facade kuvumela yini ukufinyelela okulula kokulungiswa. Uma kudingeka ama-boom lift noma ama-scaffolding ukuze kulungiswe njalo, ukhuni kufanele lususwe ngokushesha. Isinyathelo Sesine: Khombisa izindleko zomjikelezo wokuphila. Cela amanani abasebenzi bendawo anembile kokubili okufakwayo kanye nokugcinwa kwesikhathi eside (ukufaka idayi/ukugeza) bese ulinganisa lezi zindleko esikhathini seminyaka engama-20, ulinganise izinga lokwehla kwamandla emali lonyaka okungenani elingu-3%.
Imodeli yezindleko zomjikelezo wokuphila kanye ne-matrix yezinqumo
Ukuze sibone umthelela wezezimali walolu hlaka lwesinqumo, amaqembu kufanele akhe imodeli yezindleko zomjikelezo wokuphila. Amamodeli alandelayo e-matrix abonisa i-facade yezentengiselwano engamamitha-skwele ayi-10,000 esikhathini seminyaka engama-20, eqhathanisa i-cedar ecacile yekhwalithi ephezulu ne-composite enesivalo esiphezulu. Ithatha umjikelezo wokunakekelwa kwezinkuni weminyaka emi-4 ($3.50/skwele ft elungiselelwe ukukhuphuka kwentengo) kanye nokugezwa kwaminyaka yonke kwe-composite ($0.25/skwele ft).
| Isigaba Sezindleko (Imodeli Yeminyaka Engu-20) | Izinkuni Zendabuko (Umsedari Ocacile) | I-Composite Enezivalo Eziphezulu |
|---|---|---|
| Izindleko Zokuqala Zezinto Ezibalulekile | $65,000 ($6.50/skwele ft) | $105,000 ($10.50/skwele ft) |
| Umsebenzi Wokufaka Wokuqala | $85,000 | $75,000 (Uhlelo lokunamathisela olusheshayo) |
| Ukwelashwa Komlilo (Uma Kudingeka) | $25,000 ($2.50/skwele ft) | $0 (Isigaba B/A Esingokwemvelo) |
| Ingqikithi Yosuku-1 CapEx | $175,000 | $180,000 |
| Ukulungiswa Konyaka 1-20 (OpEx) | $165,000 (imijikelezo emi-5 + ukukhuphuka kwamanani) | $65,000 (Ukugeza ngonyaka) |
| Ingozi Yokushintshwa Kwezinto Ezibalulekile | $30,000 (15% ukubola kwendawo) | $0 (Kumbozwe yiwaranti yeminyaka engama-25) |
| Izindleko Zeminyaka Engu-20 Zonke | $370,000 | $245,000 |
Lo modeli ubonisa ukuthi yize izindleko zemali zosuku lokuqala zingalingana cishe (noma ziphakeme kancane ezintweni ezihlanganisiwe kuye ngezidingo zokwelapha umlilo), izindlela zezimali ziyahlukahluka kakhulu ngemva kokusetshenziswa. Kulesi simo esijwayelekile, izindleko eziphelele zobunikazi be-crossover point—lapho uhlelo oluhlanganisiwe luba lushibhile khona kunesistimu yokhuni—ngokuvamile zenzeka phakathi koNyaka 6 noNyaka 8. Kunoma yimuphi umsebenzi odlula lo mkhathi we-breakeven, izinto ezihlanganisiwe eziklanywe ngendlela ehlelekile zimelela incazelo ephezulu ngokwezimali nephephile ngokwesakhiwo.
Ukufunda okuhlobene:ukumbozwa okuhlanganisiwe okunezivalo vs ukhuni
Izinto Ezibalulekile Okufanele Uzicabangele
- Iziphetho ezibaluleke kakhulu kanye nesizathu sokumbozwa kwe-composite okufakwe i-capped vs izinkuni
- Imininingwane, ukuhambisana, kanye nokuhlolwa kwengozi okufanele kuqinisekiswe ngaphambi kokuthi uzibophezele
- Izinyathelo ezilandelayo ezisebenzayo kanye nezixwayiso abafundi abangazisebenzisa ngokushesha
imibuzo ejwayelekile ukubuzwa
Kungani ukumbozwa okuhlanganisiwe okunezivalo kungabiza kancane kunokhuni ngokuhamba kwesikhathi?
Izinkuni zivame ukudinga ukuvalwa, ukudaya, noma ukupenda njalo eminyakeni emi-3-5. Inhlanganisela evalwe nge-cap ivame ukugwema leyo mijikelezo, inciphise umsebenzi, ukwakheka kwe-scaffolding, ukuphazamiseka, kanye nengozi yokushintshwa esikhathini sobunikazi seminyaka engama-20.
Kukangaki lapho ukumbozwa ngokhuni lwendabuko kudinga ukulungiswa?
Ezimweni eziningi, ukhuni ludinga ukuvuselelwa njalo eminyakeni emi-3-5. Uma ukulungiswa kubambezeleka, izingozi ezifana nokubola, ukugoba, umonakalo we-UV, kanye nezinkinga zokubopha zanda ngokushesha.
Yiziphi izindleko ezifihliwe ezivame ukuphuthelwa uma kuqhathaniswa inhlanganisela kanye nokhuni?
Amaqembu avame ukuphuthelwa ukukhuphuka kwamanani abasebenzi esikhathini esizayo, imishini yokufinyelela, ukuphazamiseka kwabaqashi noma ibhizinisi, ukumbozwa okuphindaphindiwe, kanye nokufakwa esikhundleni ngaphambi kwesikhathi ngenxa yokwehluleka okuhlobene nomswakama. Lokhu kungadlula intengo ephansi yokhuni kusengaphambili.
Inhlanganisela ehlanganisiwe enesivalo imelana kanjani nomswakama kangcono kunokhuni?
Isivalo sayo esihlanganisiwe sakha igobolondo elivikelayo elihlanganisiwe phezu kwengqikithi ehlanganisiwe. Leso sivikelo sikhawulela ukumuncwa kwamanzi, sisiza ekuvimbeleni ukuvuvukala, ukugoba, ukuqhekeka, kanye nokuphela kombala okukhulu.
Ubani ozuza kakhulu ngokukhetha i-capped composite cladding?
Abanikazi besikhathi eside, abathuthukisi, kanye nabaphathi bezikhungo bazuza kakhulu. Uma uhlela ukugcina indawo iminyaka engu-15-30, i-capped composite ivame ukunikeza izindleko zokulungisa ezingabikezelwa kanye nengozi ephansi yokuhluleka kunezinkuni.