DN20
Guud ahaan waxaa loo isticmaalaa dejinta isku xirka ee aan u baahnayn xaalad gaar ah ama agab, qalabka kubbadda PN25 wuxuu bixiyaa shaabad muddo dheer ah iyo waxqabad la isku halleyn karo. Qalabka kubbadda ee gaarka ah ee ka socda I-FLOW wuxuu maraa naqshad adag iyo tijaabo tayo sare leh si loo gaaro waxqabad heer sare ah.
Saxnaan Sare: Waxay hubisaa xakamaynta heerkulka saxda ah iyadoo la furayo ama la xirayo waalka si looga jawaabo isbeddellada heerkulka.
Waara: Waxaa laga sameeyay agab tayo sare leh, taasoo hubinaysa waxqabad waara oo ka jira jawi cadaadis sare iyo heerkul sare leh.
Adeegsiyo Ballaaran: Waxaa si caadi ah loogu isticmaalaa nidaamyada HVAC, nidaamyada qaboojinta warshadaha, iyo hababka xasaasiga u ah heerkulka ee qaybaha sida cuntada iyo cabitaanka, daawooyinka, iyo wax soo saarka kiimikada.
| DN | L | Miisaanka (g) |
| 1/4” | 41 | 80 |
| 3/8” | 47 | 120 |
| 1/2” | 57.5 | 240 |
| 3/4” | 61.5 | 310 |
| 1” | 70 | 450 |
| 1 1/4” | 79 | 608 |
| 1 1/2” | 86 | 893 |
| 2” | 97 | 1181 |
| 2 1/2” | 100 | 1906 |
| 3” | 113 | 3120 |