هذا Link لا وجود لها في اللغة الخاصة بك, عرض في: English (en),
أو استخدام الترجمة من Google:  

http://www.meribah-ram-pump.com/

Meribah Ram Pump, based in Thailand, offers appropriate technology products (ram pumps and bio sand water filters) and related expertise. A downloads page,  on Meribah’s website offers plans and other information related to building and installing ram pumps and bio sand water filters.