Name: Klang Airport
Coordinates: N12*43' x E101*38' approximate
Frequency: 122.775
Runway Heading: 11/29
Length: 700 meters (17 meters wide) (concrete in center is only 5.5 meters wide)
Surface: tarmac (tarmac is 700 meters long + 5.5 meters wide with 6 meters wide grass on both sides)
Slope: none
Elevation: 20'
Obstructions: trees on the West end
Location: appx 15 km East of Rayong
Activities: restaurant and parking on the West end of the airstrip, active ultralight flying on weekends
Contact Information: "Mum Term" - Police Col. M. L. Term Snidvongs, 97 Moo 3, Charkpong, Klang, Rayong. Tel: 038 648555 // Mobile: 092445916 // Alternate: 098347040. // Note: Mum Term has passed away, so in as of Jun 2009, the airport is in the name of his daughter and being used by his son (Khun Ayut).
Other links: 
Map of Airstrip:

Mum Term