Hom ntawm vov tsev cov ntaub ntawv. ru tsev

Thaum xaiv ib tug niaj hnub ru tsev yuav tsum muab xav raws li cov tswv yim xav txog kev teem, thiab cov aesthetic sab ntawm lub qhov teeb meem. Lub ru tsev yog sawv cev los ntawm lub broadest ntau yam ntawm vov tsev cov ntaub ntawv, uas yuav tsum tau muab faib ua tsib hom.

Daim vov tsev cov ntaub ntawv yog cov feem ntau ancient thiab feem ntau zoo nkauj kryshi.Oni khoom siv nyob rau hauv kev tsim kho ntawm ntau centuries dhau los. Qhov no muaj xws li qeb tsoos vuas thiab ntoo ntsiab. Undoubtedly, tsoos vuas, ua los ntawm av nplaum rau hauv lub feem ntau check, tiam sis nws txawv ho nyob rau hauv ceeb thawj. Ceramic analogue muaj ib tug txaus nyiam, tiam sis qhov no yuav kav cherpitsa tsis muaj ntau tshaj li 50 xyoo.

Slate (asbestos ntawv) - ib tug pioneer nyob rau hauv kev ua lag luam ntawm pav ca-hom vov tsev cov ntaub ntawv. Nws kev pab cuam lub neej tseem yog 50 xyoo, tab sis nws muaj ib tug tseem ceeb drawback. Nws lub zog yog lub muaj zog point vim hais tias, xwb galvanized los xij tau ua los ntawm txhuas los yog hlau. Lawv yeej yog tsawg dua, tab sis yog qho kev ntau zoo ib los ntawm ib tug txhua yam taw tes ntawm view. Ib txhia tiag tiag piv txwv ntawm ua kom tiav ru tsev koj yuav mus saib ntawm no.

Bitumen Corrugated los xij, cov duab los qhia thiab hlau yog cov niaj hnub qub txeeg qub teg ntawm lub slate. Vov tsev cov duab los qhia raws li short-lived, nws lifespan yog 25-30 xyoo. Ib tug disadvantage ntawm hlau yog suab tso zis, uas yog cai thaum lub sij hawm los nag. Heev feem ntau, vov tsev ua hauj lwm tau siv lub yob vov tsev, raws li nyob rau hauv bitumen thiab bitumen-polymer cov ntaub ntawv - Phau Ntawv Qhia ru tsev. Qhov no txheej twb tsis muaj te thiab yuav raug lwj.

Tab sis, dua li no, yob vov tsev yog lub zoo meej xaiv thaum koj tsis thov lwm yam kev ru tsev siv. Yog hais tias koj xav nyob rau hauv vov tsev, Kirov muaj ruaj muab tub lim kev xaiv-ru tsev. Cov tub lim (los yog mastic) yog tsim rau lub ru tsev ntawm ib lub tsev-ru tsev. Yog li, nyob rau hauv lub ru tsev puag yog poured zhidkovyazky oligomeric khoom uas adheres zoo nrog bituminous cov ntaub ntawv, vaj tse thiab hlau.

Rau tiaj ru tsev nrog loj heev los luj thiab tsis siv raws li ib tug lub tsev, thov daim nyias nyias txheej technology. Nyob rau lub ru tsev ntawm lub tsev tau txais kev pab rubbery polymeric khoom uas expands rau lub yuav tsum tau loj. Qhov no hom ntawm ru tsev uas tej zaum yuav kav mus txog 30 xyoo, yuav tsum tau pw dua cov laus txheej.

Txawm li cas los, qhov no yuav tsum tsis txhob ua phem. Tom qab tag nrho, qhov no txheej tsis luj li me ntsis. Ipoh no yog hais tias koj puas tau lo rau cov laus web khoom khaubncaws sab nraud povtseg, lub load rau ntawm lub qab nthab yuav ua loj heev. Thiab yog hais tias koj coj mus rau hauv kev saib xyuas cov daus load, uas nyob rau hauv ib co thaj tsam, nws tsis yog me me, nws yog zoo dua tsis txhob ua ntau tshaj li 4-6 khaubncaws sab nraud povtseg ntawm fusing vov tsev.