Li-shingle tsa marulelo a asphalt tse nang le li-tab tse 3 li fumana lebitso la tsona ho tsoa ho li-tab tse tharo tse fapaneng tse tsamaeang ka ho rapama ho pholletsa le shingle ka 'ngoe, li etsa ponahalo e hloekileng, e ts'oanang e tlatsanang le mefuta e mengata ea mekhoa ea meralo, ho tloha matlong a setso a mapolasi ho ea matlong a sejoale-joale. Ho fapana le li-shingle tsa asphalt tse nang le boholo bo lekanang kapa tse majabajaba, tse nang le moralo o teteaneng le o nang le sebopeho,Marulelo a lithapo tse 3e fana ka botle bo botle, bo sa bonahaleng boo beng ba matlo ba bangata ba bo nkang e le ba bohlokoa ka lebaka la bonolo ba eona bo sa feleng. Moralo ona ha o thuse feela ho hohela mahlo empa hape o tšehetsa phallo e sebetsang ea metsi, e leng ntlha ea bohlokoa ho sireletseng marulelo tšenyong ea mongobo.

Lintlha tsa indasteri li totobatsa botumo bo sa feleng ba li-shingle tsa marulelo a asphalt tse 3. Ho ea ka tlaleho ea morao tjena ea Mokhatlo oa Bahlahisi ba Marulelo a Asphalt (ARMA), marulelo a 3 a etsa hoo e ka bang 30% ea li-installation tsa bolulo Amerika Leboea, e leng bopaki ba ho tšepahala ha ona le ho boloka litšenyehelo. "Beng ba matlo ba ntse ba leka-lekanya lithibelo tsa tekanyetso le ts'ebetso ea nako e telele, 'me li-shingle tsa asphalt tse 3 li fana ka melemo ka bobeli," ho bolela Maria Gonzalez, mohlahlobi oa indasteri ea marulelo ho Construction Research Associates. "Li fana ka bophelo ba lilemo tse 15 ho isa ho tse 20 ka tlhokomelo e nepahetseng, e leng se etsang hore e be mokhoa o mong o theko e tlaase ho feta thepa e theko e phahameng joalo ka tšepe kapa slate."

Borakonteraka ba boetse ba rata marulelo a lithapo tse 3 bakeng sa ts'ebetso ea ona e bonolo ea ho kenya. Bobebe ba lithapo tse 3 bo fokotsa litšenyehelo tsa basebetsi le lisebelisoa, ha boholo ba tsona le sebopeho sa tsona li lekana li netefatsa ho ts'oana ho tsitsitseng nakong ea ho li beha. "Lithapo tse 3 tsa marulelo a asphalt ke mosebetsi o boima bakeng sa merero ea bolulo," ho bolela James Harrison, mong'a Harrison Roofing Services. "Li bonolo ho li sebetsana, ho li khaola le ho li kenya, e leng se potlakisang nako ea projeke le ho fokotsa liphoso. Bakeng sa beng ba matlo ba batlang marulelo a tšepahalang ntle le ho senya banka, ho thata ho li hlola."

Tsoelo-pele ea morao tjena tlhahisong e phahamisitse ts'ebetso ea li-shingle tsa marulelo a asphalt tse nang le li-tab tse 3. Bahlahisi ba bangata joale ba kenyelletsa mekhoa e ntlafalitsoeng ea asphalt, li-reinforcement tsa fiberglass, le lipente tse hanelang bolele ho ntlafatsa ho tšoarella, ho hanyetsa boemo ba leholimo le ho phela nako e telele. Mekhoa ena e mecha e sebetsana le lintlha tse tloaelehileng tsa bohloko tse kang ho petsoha, ho fela le kholo ea hlobo, ho netefatsa hore marulelo a marulelo a 3 a lula e le khetho e sebetsang maemong a leholimo a fapaneng, ho tloha libakeng tse mongobo tsa lebopong ho ea mariha a matla a leboea.​

Ho tšoarella ke ntlha e 'ngoe e ntseng e hola karolong ea marulelo a lithapo tse 3. Bahlahisi ba 'maloa ba hlahisitse mananeo a ho sebelisa hape lithapo tsa khale tsa asphalt, ba khelosa lithane tse limilione tsa thepa ho tsoa libakeng tsa ho lahla lithōle selemo se seng le se seng. Ho feta moo, bokhoni ba matla ba lithapo tsa marulelo a lithapo tse 3 tsa asphalt bo ntlafetse, ka lihlahisoa tse ling tse nang le liphahlo tse bonahatsang tse fokotsang ho monngoa ha mocheso, tse fokotsang litšenyehelo tsa ho pholisa lapeng le tse fokotsang tšusumetso ea tikoloho.​

Ha mmaraka oa kaho ea matlo o ntse o tsoela pele ho hlaphoheloa ka lebaka la litšitiso tsa morao tjena, tlhoko ea li-shingle tsa marulelo a asphalt tse nang le li-tab tse 3 e lebelletsoe ho lula e le matla. "Kaha matlo a macha a qala ho eketseha 'me beng ba matlo ba tsetela ho nkela marulelo sebaka, marulelo a li-tab tse 3 a fana ka tekano ea boleng le ts'ebetso e utloahalang 'marakeng oa kajeno," Gonzalez oa eketsa. "Ha bahlahisi ba ntse ba tsoela pele ho qapa le ho ntlafatsa botsitso, li-shingle tsena li ka 'na tsa boloka boemo ba tsona e le tsa bohlokoa marulelong a matlo lilemong tse tlang."

Bakeng sa beng ba matlo ba nahanang ho nkela marulelo sebaka kapa projeke e ncha ea kaho, li-shingle tsa marulelo a asphalt tse nang le li-tab tse 3 li fana ka khetho e khahlisang—ho kopanya theko e tlase, ho tšoarella le ho tenyetseha ha botle. Ka rekoto e pakiloeng le tsoelo-pele e tsoelang pele, marulelo a li-tab tse 3 e ntse e le khetho e tšepahalang e emelang teko ea nako indastering ea marulelo e lulang e fetoha.​