Murugo Umuyoboro w'umuringa Umuyoboro wumuringa ukinguye 50 ft 1/4 'x 1/2 ' Umuyoboro wumuringa ukinguye kugirango uhindure ikirere & Mini Split HVAC Sisitemu
50 ft 1/4  'x 1/2 ' Umuyoboro wumuringa ukinguye kugirango uhindure ikirere & Mini Split HVAC Sisitemu
50 ft 1/4  'x 1/2 ' Umuyoboro wumuringa ukinguye kugirango uhindure ikirere & Mini Split HVAC Sisitemu
50 ft 1/4  'x 1/2 ' Umuyoboro wumuringa ukinguye kugirango uhindure ikirere & Mini Split HVAC Sisitemu
50 ft 1/4  'x 1/2 ' Umuyoboro wumuringa ukinguye kugirango uhindure ikirere & Mini Split HVAC Sisitemu
50 ft 1/4  'x 1/2 ' Umuyoboro wumuringa ukinguye kugirango uhindure ikirere & Mini Split HVAC Sisitemu
50 ft 1/4  'x 1/2 ' Umuyoboro wumuringa ukinguye kugirango uhindure ikirere & Mini Split HVAC Sisitemu
50 ft 1/4  'x 1/2 ' Umuyoboro wumuringa ukinguye kugirango uhindure ikirere & Mini Split HVAC Sisitemu
50 ft 1/4  'x 1/2 ' Umuyoboro wumuringa ukinguye kugirango uhindure ikirere & Mini Split HVAC Sisitemu
50 ft 1/4  'x 1/2 ' Umuyoboro wumuringa ukinguye kugirango uhindure ikirere & Mini Split HVAC Sisitemu
50 ft 1/4  'x 1/2 ' Umuyoboro wumuringa ukinguye kugirango uhindure ikirere & Mini Split HVAC Sisitemu
50 ft 1/4  'x 1/2 ' Umuyoboro wumuringa ukinguye kugirango uhindure ikirere & Mini Split HVAC Sisitemu
50 ft 1/4  'x 1/2 ' Umuyoboro wumuringa ukinguye kugirango uhindure ikirere & Mini Split HVAC Sisitemu
1. 1/4 'x 1/2 ' ni igipimo cyo hanze muri santimetero. 6.35mm - 12.7mm ni igipimo cyo hanze muri metero.
2. 99.9% Umuyoboro mwiza wumuringa wujuje ASTM B280 na C12200. 
3. Ingano yumuringa wa AC Icyo dushobora gukora gikurikira 1/4 '3/8 ' 1/2 '5/8 ' 3/4 '7/8 ' 1/8 ', uburebure bushobora gukora 15m 20m 25m 30m 50m. 
4. Gukingira bikozwe muri 1/2 'Polypropilene & UV Resistant, ihura na ASTM E 84, UL94, ASTM D1056 na ASTM G 21. Ubushyuhe bwakazi kuva -40 ℃ kugeza 120 ℃. 
5. Gukora kuri buri kintu cyoguhumeka no gukonjesha Porogaramu harimo Ductless mini-split, pompe yubushyuhe hamwe na Central Central Ducted Units. 
6. Igipimo cyumuvuduko: 2100 kugeza 7000 PSI, birenze cyane bisabwa 700 PSI kuri R410. 
7. Insulation dukora twenyine, irashobora gucapa izina ryisosiyete yawe, ingano, metero nibindi.
  • DBJ-003

  • DABUND

  • Umuringa

  • 1M - 50M

Ibikoresho

99,9% y'umuringa usukuye

Ibara

Umukara / Umweru

Ijambo ryibanze

Umuyoboro wumuringa ukinguye

Gusaba

HVAC
Baza
Ongeraho Igitebo

Kuzamura imishinga yawe yo kwishyiriraho HVAC hamwe na premium-quality 50 ft 1/4 'x 1/2 ' Umuyoboro wumuringa ukinguye kuva DABUND Urubuga rwemewe . Yashizweho kuri sisitemu ntoya itandukanijwe, pompe yubushyuhe, hamwe na progaramu ya firigo, iyi muringa yabanje gukingirwa itanga amazi meza ya firigo, izirinda ubushyuhe bwumuriro, hamwe nigihe kirekire kuri sisitemu ya HVAC ituye nubucuruzi. Gushyigikirwa na ASTM yubahiriza umuringa hamwe na UV idashobora kwihanganira, ni igisubizo cyiza kubashoramari ba HVAC babigize umwuga hamwe nababitanga.




Umwuga 50 ft Umurongo wumuringa washyizweho kuri HVAC

Uyu muyoboro wumuringa ukingiwe urimo 1/4 'umurongo wamazi na 1/2 ' umurongo wo guswera, bigatuma ubera 9,000 BTU kugeza 18.000 BTU mini itandukanya ibyuma bifata ibyuma bikonjesha hamwe na sisitemu yo kuvoma ubushyuhe.

Uburebure bwa 50 ft butanga uburyo bworoshye bwo kwishyiriraho imishinga aho ibice byo murugo no hanze bisaba guhuza imiyoboro ya firigo ndende.

Icyifuzo Kubatuye nubucuruzi HVAC Porogaramu

Umuyoboro wumuringa ukingiwe ukora neza:

  • Sisitemu ya mini itandukanya

  • Shyira pompe

  • Sisitemu yo guhumeka hagati

  • Sisitemu yo gukonjesha

  • Sisitemu ya VRF na VRV

  • Imishinga yo gusimbuza HVAC

Guhindura umuringa byoroshye byoroshya kwinjiza mumazu, mubyumba, mubiro, no mubucuruzi.


99.9% Umuyoboro mwiza wumuringa uhura na ASTM B280

Yakozwe hifashishijwe umuringa usukuye 99,9%, uyu muyoboro wumuringa wa HVAC wujuje ubuziranenge bwa ASTM B280 na C12200 kubijyanye na firigo yo mu rwego rwa firigo. Ubwubatsi bw'umuringa butagira ikinyabupfura butezimbere firigo mugihe bigabanya ibyago byo kumeneka.

Umuvuduko mwinshi Kurwanya R410A & R32 Sisitemu

Umuringa wumuringa ushyigikira igipimo cyumuvuduko kuva 2100 PSI kugeza 7000 PSI, bigatuma uhuza na firigo zigezweho harimo:

  • R410A

  • R32

  • R22

Ubu bushobozi bwumuvuduko mwinshi butuma imikorere ya HVAC yizewe mugihe gikenewe.


UV irwanya umuringa wumuringa kugirango ukore neza

Imiringa yabanje gukingirwa ikoresha insimburangingo ya polyethylene yuzuye cyane igamije kugabanya ubushyuhe bwumuriro no kunoza ingufu za HVAC.

Imiterere-y-Inzira eshatu

Sisitemu yo gukumira ikubiyemo:

Inzira yo hanze

UV irwanya polyethylene ya firime yo kurwanya gusaza no kwambara.

Hagati

IXPE kubika ifuro itanga uburinzi bwumuriro, kwinjiza ingaruka, hamwe no kurwanya ubushuhe.

Imbere

Gufunga-ingirabuzimafatizo zifunga ubushyuhe bwiza nubushyuhe buhamye.

Igishushanyo mbonera cyibice bitatu bifasha kugumana ubushyuhe bwa firigo mugihe bigabanya ubukana no gutakaza ingufu.

Flame Retardant & Amashanyarazi

Ibikoresho byo kubika byujuje ubuziranenge mpuzamahanga harimo:

  • ASTM E84

  • UL94

  • ASTM D1056

  • ASTM G21

Ubushyuhe bwo gukora buva kuri -40 ℃ kugeza kuri 120 ℃, bigatuma bukorerwa HVAC yo mu nzu no hanze.


Guhindura umuringa byoroshye kugirango byoroshye HVAC

Umuringa wometseho umuringa utanga uburyo bworoshye kubashiraho HVAC.

Biroroshye Kunama Utarinze

Umuyoboro woroshye ushyizwe mu muringa urashobora kugorama neza mu mfuruka no ahantu hashyizweho hatabayeho gusenyuka cyangwa guturika. Ibi bizamura umuvuduko wo kwishyiriraho kandi bigabanya ibiciro byakazi.

Umurongo uhoraho wumuringa ugabanya ingaruka ziva

Gukoresha umurongo muremure wa metero 50 z'umuringa bigabanya ibikoresho byongeweho hamwe na connexion, bifasha kugabanya ingingo ziva muri firigo no kuzamura muri rusange sisitemu ya HVAC.


PIPE YOSE

99.9% Umuringa mwiza

reberi yumukara

Rubber Yirabura


Umuringa wumuringa wumuringa washyizeho umupira wa plastike

Igikoresho cya plastiki


Ibiranga imiyoboro ya insulasiyo:

Ulation Gukoresha imiyoboro, Ibikoresho byirabura, Ibikoresho bya Temp -40 Impamyabumenyi kugeza kuri 120.

Ulation Imiyoboro ya pipine ifite imikorere myiza yubushyuhe. Ibikoresho byo kubika ibintu byombi ni urwego rwokwirinda hamwe nubushuhe butagira ubushyuhe.

● Ntibikenewe ko uta amazi arinda imyuka yo kurinda amazi kugirango igire imikorere myiza yubushuhe.


rubber


Bihujwe na Mini Split Yumuyaga hamwe na pompe zishyushya

Iyi 1/4 'x 1/2 ' umuyoboro wumuringa ukingiwe ukoreshwa kuri:

  • Sisitemu yo gutandukanya mini 9K BTU

  • 12K BTU ikonjesha

  • 18K BTU pompe

  • Sisitemu ya HVAC

  • Ibikoresho bya firigo

Igituba kirahujwe nibirango byinshi bya HVAC harimo:

  • Daikin

  • Mitsubishi

  • Panasonic

  • Gree

  • LG


DABUND OEM & Customized HVAC Umuringa Umuyoboro

Nkumushinga wumwuga HVAC & R kuva 2008, Uruganda rwa DABUND HVAC rutanga serivisi za OEM na ODM zo kugabura ibicuruzwa ku isi, abadandaza, hamwe naba rwiyemezamirimo.

Serivisi zo Guhitamo zirahari

Amahitamo yihariye arimo:

  • Ubunini bwihariye

  • Iyera cyangwa umukara

  • Gucapa ibirango byihariye

  • Gupakira

  • Ibipimo byerekana ibimenyetso

  • Uburebure bwumuringa

Isohora irashobora gucapishwa ikirango cya sosiyete yawe, ingano yibicuruzwa, hamwe namakuru yerekana ibicuruzwa kugirango ashyigikire ubucuruzi-label ya HVAC.


Kuki Hitamo DABUND Umuyoboro wumuringa

DABUND ifite uburambe bunini bwo gukora HVAC y'umuringa ku masoko mpuzamahanga.

Ibyiza by'ingenzi

  • 99,9% yumuringa usukuye

  • ASTM B280 yujuje

  • Kurwanya UV

  • Kurwanya igitutu gikomeye

  • Kohereza byihuse kwisi

  • Inkunga ya OEM & ODM

  • Ibiciro byinshi byo guhiganwa

  • Igenzura rikomeye

Ibicuruzwa bya DABUND byoherezwa cyane muri Amerika y'Amajyaruguru, Uburayi, Aziya y'Amajyepfo y'Uburasirazuba, n'andi masoko ya HVAC ku isi.


Ibicuruzwa biranga 50 ft 1/4 'x 1/2 ' Umuyoboro wumuringa ukingiwe

Ibisobanuro bya tekiniki

  • Izina ryibicuruzwa: 50 ft 1/4 'x 1/2 ' Umuyoboro wumuringa ukingiwe

  • Ibikoresho: 99,9% Umuringa Wera

  • Igipimo cy'umuringa: ASTM B280 & C12200

  • Uburebure: 50 ft

  • Ibikoresho byo kubika: UV irwanya polyethylene ifuro

  • Ubushyuhe bwo gukora: -40 ℃ kugeza 120 ℃

  • Igipimo cyumuvuduko: 2100 PSI - 7000 PSI

  • Porogaramu: Sisitemu ya HVAC & Firigo

  • Amahitamo y'amabara: Umweru / Umukara


Umuringa wumukara wumurongo wumuringa



Umuyoboro wumuringa ukinguye

Ingano

Uburebure

Rubber

Umuriro urwanya

1/4 + 3/8
15m / 20m / 25m / 30m / 50m
8mm / 9mm / 10mm / 13mm / 19mm / 25.4mm
M1 / B1
1/4 + 1/2
15m / 20m / 25m / 30m / 50m
8mm / 9mm / 10mm / 13mm / 19mm / 25.4mm
M1 / B1
1/4 + 5/8
15m / 20m / 25m / 30m / 50m
8mm / 9mm / 10mm / 13mm / 19mm / 25.4mm
M1 / B1
3/8 + 5/8
15m / 20m / 25m / 30m / 50m
8mm / 9mm / 10mm / 13mm / 19mm / 25.4mm
M1 / B1
3/8 + 3/4
15m / 20m / 25m / 30m / 50m
8mm / 9mm / 10mm / 13mm / 19mm / 25.4mm
M1 / B1
1/2 + 3/4
15m / 20m / 25m / 30m / 50m
8mm / 9mm / 10mm / 13mm / 19mm / 25.4mm
M1 / B1
3/8 + 7/8
15m / 20m / 25m / 30m / 50m
8mm / 9mm / 10mm / 13mm / 19mm / 25.4mm
M1 / B1


1/4 + 3

1/4 + 1/2 Imirongo yose yumuringa yashizwemo ikoreshwa kuri 1.5TON - 2.0TON mini igabanya ubukonje.

1/4 + 5/8 Umuyoboro wumuringa ukingiwe ukoreshwa kuri 2.0TON - 2.5TON igabanya sisitemu yo guhumeka.

3/8 + 5/8 Umuyoboro wumuringa ukingiwe usabe 3.0TON - 4.0TON udafite mini mini itandukanya ikirere.

3/8 + 3/4 Igikoresho cyumuringa gikingiwe gikoreshwa kuri 4.5TON - 6.0TON yashizemo icyuma gikonjesha.

3/8 + 7/8 Imiyoboro y'umuringa ikingiwe ikurikizwa kuri 6.0TON - 8.0TON idafite imiyoboro ya mini itandukanya imashini.


Umuyaga uhinduranya umuyaga ushiraho 1/4 + 3/8 ukoreshwa kuri 0,75P na 1P ugabanije guhumeka.

Ibikoresho by'umuringa ibikoresho 1/4 + 1/2 bikunze gukoreshwa kuri 1.5P na 2P mini igabanya ubukonje.

1/4 + 5/8 Imirongo yumuringa yashizwemo ikoreshwa kuri sisitemu ya 2P na 2.5air.

3/8 + 5/8 Mini-yacitsemo umurongo wumuringa washyizweho usabe 3P na 4P ductless mini itandukanya icyuma gikonjesha.

3/8 + 3/4 Ibikoresho byumuringa bikoreshwa mugushiraho 4.5P na 6P bigabanije kwishyiriraho ikirere.

3/8 + 7/8 Umuyoboro wumuringa ukinguye usabe 6P - 8p TON ductless mini itandukanya icyuma gikonjesha.


1/4 + 3/8 Mini itandukanya umurongo yashizweho ikoreshwa kuri 9000BTU na 12000 BTU itandukanya icyuma gikonjesha.

Umurongo wose wumuringa washyizeho 1/4 + 1/2 gikunze gukoreshwa kuri 12000 BTU na 18000 BTU mini igabanya ubukonje.

1/4 + 5/8 Umurongo wumuringa uteganijwe gukoreshwa kuri 24000 BTU na 30000 BTU ya sisitemu yo guhumeka.

3/8 + 5/8 Gushiraho umurongo muto-usaba gusaba 36000 BTU na 48000 yumuyaga utagira umuyaga.

3/8 + 3/4 Umuyoboro wumuringa ukingiwe ukoreshwa kuri 54000 BTU na 72000 yashizemo icyuma gikonjesha.

3/8 + 7/8 Imiyoboro y'umuringa ikingiwe isaba 72000 BTU - 96000 BTU idafite umuyaga ucamo ibyuma.


Umurongo wumuringa wa Aircon washyizeho 1/4 + 3/8 ukoreshwa kuri 9K na 12K bigabanije icyuma gikonjesha.

Umurongo wumuringa wo murwego rwohejuru washyizeho 1/4 + 1/2 gikunze gukoreshwa kuri 12K na 18K mini igabanya ubukonje.

1/4 + 5/8 Imirongo yumuringa yashizwemo ikoreshwa kuri sisitemu ya 24K na 30K.

3/8 + 5/8 Mini-itandukanijwe umurongo washyizweho usaba 36K na 48K umuyaga utagira umuyaga.

3/8 + 3/4 Umuyoboro wumuringa ukingiwe ukoreshwa kuri 54K na 72K ugabanije gushyiramo icyuma gikonjesha.

3/8 + 7/8 Imiyoboro y'umuringa ikingiwe ikoreshwa kuri 72K - 96K itagira mini mini igabanya ubukonje.



Kuki Hitamo 50 ft 1/4 'x 1/2 ' Umuyoboro wumuringa ukinguye Umuyaga uva muri  DABUND PIPE

Twebwe dukora uruganda rukora umuringa kuva mu 2008, dufite uburambe bwiza bwo gukora no kohereza hanze. Twakoranye imyaka 9 yohereza imbere, irashobora kwemeza kohereza. Buri cyumweru dupakira byibuze 6-8 40HQ mubihugu bitandukanye. Hitamo Dabund Uzatsinda ubucuruzi.

Umuntu ku giti cye yabanje gukingirwa kugirango ahuze neza na mini-divits idafite imbaraga, VRF, pompe yubushyuhe hamwe nogushiraho sisitemu imwe.


Ibicuruzwa byiza hamwe nibiciro byapiganwa

Amahoro yo mumutima hamwe na serivisi zumwuga




URUGENDO RWA DABUND


Dutanga Umuyoboro Wumuringa Wumuringa, Mini Split Line Set na Aluminium Umuyoboro hamwe nibice bya HVAC


UBUCURUZI BWEREKANA URUHARE



Icyemezo cya SGS


Mini Split Line Set ikozwe muri Polypropilene cyangwa Black Rubber hamwe na UV Resistant, ihura na ASTM E 84, UL94, ASTM D1056 na ASTM G 21


证书



Imurikagurisha


Twinjiye mu imurikagurisha hirya no hino ku ijambo, gusa kugirango tworohereze abakiriya kwibonera mini mini yatandukanijwe yashyizeho imbonankubone.


Umwirondoro w'uruganda


Ibibazo

1.Ni ubuhe bwoko bwa 50 ft 1/4 'x 1/2 ' umuyoboro wumuringa ukingiwe ukoreshwa?

Umuyoboro wumuringa ukingiwe ukunze gukoreshwa mumashanyarazi ya mini itagabanije, pompe yubushyuhe, sisitemu yo hagati ya HVAC, nibikoresho bya firigo. Itwara firigo hagati yimbere na HVAC ibice neza.

2.Ese igituba cy'umuringa cyujuje ubuziranenge bwa ASTM?

Yego. Umuyoboro wumuringa wujuje ubuziranenge bwa ASTM B280 na C12200 kandi ukoresha umuringa wera 99.9% mubikorwa bya HVAC byizewe.

3.Ese iyi miyoboro yumuringa ishobora gushyigikirwa sisitemu ya firigo R410A?

Yego. Imiyoboro y'umuringa ishyigikira firigo zifite umuvuduko mwinshi harimo R410A, R32, na R22 hamwe n’umuvuduko ukabije wa PSI 7000.

4.Ni ubuhe bunini bwa sisitemu ya HVAC ikorana na 1/4 'x 1/2 ' umurongo wumuringa?

Ubunini busanzwe bukoreshwa kuri 9000 BTU kugeza 18,000 BTU mini itandukanya ibyuma bifata ibyuma bikonjesha hamwe na sisitemu yo kuvoma ubushyuhe.

5.Ese izirinda UV irwanya kandi idafite amazi?

Yego. Iriseri ikoresha UV irwanya polyethylene ifuro hamwe n’amazi adashobora gukoreshwa n’amazi, flame-retardant, hamwe n’ibirwanya gusaza bikwiranye na HVAC yo hanze.

6.Ni izihe nyungu zo kubumba umuringa mbere yo gukingirwa?

Imiringa yabanje gukingirwa ifasha kugabanya igihombo cyumuriro, gukumira ubukonje, kunoza imikorere ya HVAC, no kwihutisha igihe cyo kwishyiriraho abashoramari ba HVAC.

7.Ese DABUND ishobora gutanga OEM na serivisi zo kwamamaza ibicuruzwa?

Yego. DABUND ishyigikira serivisi za OEM na ODM zirimo gucapa ibirango, gupakira ibicuruzwa, kugena ibara ryihariye, hamwe na label yihariye ya HVAC y'umuringa.

8.Kuki umuringa wera 99,9% ari ngombwa kuri sisitemu ya HVAC?

Umuringa ufite isuku nyinshi utezimbere ubushyuhe bwumuriro, kurwanya umuvuduko, kurinda ruswa, hamwe na sisitemu ya HVAC yigihe kirekire.

9.Ese uyu muyoboro wumuringa urashobora gukoreshwa mugushiraho mini?

Rwose. Uyu murongo wumuringa ushyizwe hamwe ukoreshwa cyane muri sisitemu ya mini itandukanijwe, pompe yubushyuhe, hamwe na firigo.

10.Ni gute igitereko cy'umuringa gikingiwe cyongera imikorere ya HVAC?

Kwikingira bigabanya gutakaza ubushyuhe bwa firigo, bigabanya kwiyongera kwa kondegene, bizamura ubukonje, kandi bifasha kugabanya ingufu za HVAC.





Ibicuruzwa bifitanye isano

Hariho ubunini bubiri kugirango uhitemo Q-532 ya konderasi ifite umuzenguruko uri munsi ya metero 2.4 (7.87ft) Q-535 munsi ya metero 3.2 (10.49ft)
1. 1/4 'x 1/2 ' ni igipimo cyo hanze muri santimetero. 6.35mm - 12.7mm ni igipimo cyo hanze muri metero. 2. 99.9% Umuyoboro mwiza wumuringa wujuje ASTM B280 na C12200. 3. Ingano yumuringa wa AC Icyo dushobora gukora gikurikira 1/4 '3/8 ' 1/2 '5/8 ' 3/4 '7/8 ' 1 1/8 ', uburebure bushobora gukora 15m 20m 25m 30m 50m. 5. Gukora kuri buri kintu cyoguhumeka no gukonjesha Porogaramu harimo Ductless mini-split, pompe yubushyuhe hamwe na Central Central Ducted Units. 6. Igipimo cyumuvuduko: 2100 kugeza 7000 PSI, birenze cyane bisabwa 700 PSI kuri R410. 7. Insulation dukora twenyine, irashobora gucapa izina ryisosiyete yawe, ingano, metero nibindi.
1.3 / 8 'x 5/8 ' ni igipimo cyo hanze muri santimetero. 9.52mm - 15.88mm ni igipimo cyo hanze muri metero. 2. 99.9% Umuyoboro mwiza wumuringa wujuje ASTM B280 na C12200. 3. Ingano yumuringa wa AC Icyo dushobora gukora gikurikira 1/4 '3/8 ' 1/2 '5/8 ' 3/4 '7/8 ' 1 1/8 ', uburebure bushobora gukora 15m 20m 25m 30m 50m. 5. Gukora kuri buri kintu cyoguhumeka no gukonjesha Porogaramu harimo Ductless mini-split, pompe yubushyuhe hamwe na Central Central Ducted Units. 6. Igipimo cyumuvuduko: 2100 kugeza 7000 PSI, birenze cyane bisabwa 700 PSI kuri R410. 7. Insulation dukora twenyine, irashobora gucapa izina ryisosiyete yawe, ingano, metero nibindi.
1.3 / 8 'x 7/8 ' ni igipimo cyo hanze muri santimetero. 9.52mm - 22.22mm ni igipimo cyo hanze muri metero. 2. 99.9% Umuyoboro mwiza wumuringa wujuje ASTM B280 na C12200. 3. Ingano yumuringa wa AC Icyo dushobora gukora gikurikira 1/4 '3/8 ' 1/2 '5/8 ' 3/4 '7/8 ' 1 1/8 ', uburebure bushobora gukora 15m 20m 25m 30m 50m. 5. Gukora kuri buri kintu cyoguhumeka no gukonjesha Porogaramu harimo Ductless mini-split, pompe yubushyuhe hamwe na Central Central Ducted Units. 6. Igipimo cyumuvuduko: 2100 kugeza 7000 PSI, birenze cyane bisabwa 700 PSI kuri R410. 7. Insulation dukora twenyine, irashobora gucapa izina ryisosiyete yawe, ingano, metero nibindi.

Umuyoboro wa AC urihe, hari umuyoboro wa Dabund.

Turagufasha kwirinda imitego yo gutanga ubuziranenge no guha agaciro ibicuruzwa bya HVAC & R bikenewe, ku gihe no kuri bije.
Twandikire