閥座具有彈性的橡膠蝶閥，連接方式可選擇夾式、對鎖式或U形法蘭。西班牙設計與生產的Desponia Plus系列，在市場推出已超過30年之久，可於20bar的高壓下滿足長期使用的的需求。
Desponia plus蝶閥本體採用球墨鑄鐵、鑄鐵或不鏽鋼。Desponia Plus可提供具有抗腐蝕的本體，多樣的葉片材質及堅固耐用的各類軟密封閥座，可適用於各種流體。是多功能並可依照現場環境，蝶閥各部位可模組化選用不同材質搭配，具有高技術水平，極其出色及耐用的產品！

Liner materials:

EPDM, Nitrile, FPM, Flucast®, CSM, ECO, Silicone, white and blue liners for food applications.

Disc materials:

Rilsan®, Polyurethan, Halar®, PEKK, Ultralene Coating™, Nickel plated, Nickel aluminium bronze, Stainless steel, Stainless steel (Ra < 0.8), Super austenitic steel and Hastelloy
Liners compliant with FDA rules and EU regulation No. 1935/2004.
Approved for drinking water according to DVGW, ACS, NSF-61, SVGW, WRAS and gas according to DVGW.
Grease-free, LABS-free and ATEX versions as well as bonded-liner types available.

Norms & certificates: