| Ụdị | Ihe |
| Ngwa emebere nke ọma | akụkụ, drains na wraps, wdg. |
| Ngwa akàrà | teepu, sealant na pad ụzọ, wdg. |
| Ngwa fasteners | kposara, efere, nchupu mmanya na ịgbado ọkụ igwe, wdg. |
| Seam teepu | A na-eji emepụta ihe nkedo otu akpụkpọ ahụ na nke ọzọ |
| Ihe mkpuchi mkpuchi | A na-eji ọkụ na-egbuke egbuke n'ọnụ igwe ntapu na otu ụgbọ elu ndị ọzọ na-egbuke egbuke |
| Ihe mgbochi teepu | A na-eji emezi mmebi (dị ka mbelata, nicks, gouges, na oghere) |
| Na-egbuke egbuke | Ejiri ya maka nkọwa na-egbuke egbuke, T-patches na seams etinyere na-agụnye mgbanwe akụkụ |
| N'okpuru ala | A na-atụ aro iji ihe mkpuchi nchekwa mgbe niile |
Pụrụ iche imewe maka TPO PVC EPDM na onwe
- na-agbaso usoro mgbochi mmiri
Nhazi nke ụdị dị iche iche na-enyere aka ịchekwa ma oge na ọnụ ahịa ọrụ
A usoro nke fastening akụkụ gụnyere
aka uwe, washers, clip, srcews battens na
Equipent installlaion na-enye aka na mechani
cal fasten nke roofing oru ngo.Ọ bụ nkwado dị mkpa maka ngwọta nkwụsịtụ
Obere ọdịda na-emebikarị ọrụ ahụ dum.Otu esi egbochi nkwonkwo -leakaging,nke na-abụkarị
hụrụ mgbe nkọwa ọgwụgwọ .Ya mere ị na-ahọrọ anyị
teepu butyl na silicone sealant bụ ihe dị mkpa
