![Photo Hutterer & Lechner Appliance hose twin connector with non-return and air-admittance valve [Code number: HL 2.1]](/rails/active_storage/blobs/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBdDI2IiwiZXhwIjpudWxsLCJwdXIiOiJibG9iX2lkIn19--99f96fb671a12027c2f2ef9a750356039f464280/HL_2.1-photo.jpg?locale=en)
HL 2.1 Appliance hose twin connector 1" х 3/4" is equipped with air-admittance valve HL 902. It is made of polypropylene. With union nut and non-return valve.
| Diameter | Material | Weight |
|---|---|---|
| inch | gr | |
| 1" х 3/4" | polypropylene | 65 |
Download example of product installation: 
Appliance hose twin connector HL 2.1
![Photo Hutterer & Lechner Appliance hose connector, O-ring, 1'x8-13 [Code number: HL 19.2]](/rails/active_storage/blobs/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBc2U2IiwiZXhwIjpudWxsLCJwdXIiOiJibG9iX2lkIn19--cdd2924770bf615057985db5d1036be64a9e7736/HL_19.2-photo.jpg?locale=en)
Hutterer & Lechner Appliance hose connector, O-ring, 1'x8-13 [Code number: HL 19.2]
![Draft Hutterer & Lechner Appliance hose twin connector with non-return and air-admittance valve [Code number: HL 2.1]](/rails/active_storage/blobs/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBdDY2IiwiZXhwIjpudWxsLCJwdXIiOiJibG9iX2lkIn19--95eed05b1a37b2f566e66b258649fe1ab54af1fe/hl_2.1-draft.jpg?locale=en)
![Draft Hutterer & Lechner Appliance hose connector, O-ring, 1'x8-13 [Code number: HL 19.2]](/rails/active_storage/blobs/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBc2k2IiwiZXhwIjpudWxsLCJwdXIiOiJibG9iX2lkIn19--54e89b706d8be2624cd4e0094e88e80056d226fc/hl_19.2-draft.jpg?locale=en)