What Is a Palmer Valve?

Answer

In the construction of buildings and roads, a palmer valve is a mechanical opening located in the side wall of a floor drain with the aim of discharging stormwater. A stormwater collection system is an important aspect that must be considered in the planning of a city. The valve is designed for the purpose of preventing backflow of sanitary sewer into the stormwater system.
Q&A Related to "What Is a Palmer Valve"
The origin of the Palmer Pizzelle Iron dates back to 1946 when Carmen Palmieri started making small heated irons in his basement.The word pizzelle literally means "little pizzas
http://www.ehow.com/about_5290454_palmer-pizzelle-...
If you me Psalmer (Really there is no such word) but if there were it would mean one who writes psalms as in the Book of Psalms.
http://wiki.answers.com/Q/What_is_palmer
WHAT OTHER PEOPLE MAY FIND IN POETRY OR ART MUSEUMS I FIND IN THE FLIGHT OF A GOOD DRIVE
http://wiki.answers.com/Q/What_is_an_Arnold_Palmer...
Carl Palmer was born on March 20, 1950.
http://wiki.answers.com/Q/What_is_Carl_Palmer's_bi...
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