network.h error

I don't found network.h library at internet so can anybody please help me by send me link for below sketch error .i am working on a energy monitoring project where i can monitor watt,voltage .

include "Network.h";                                
Network net;                                         
int pv = 43;                                          
int house = 11;

E:\arduino\sketchbook-master\trystan_home_system\MasterNanode\MasterNanode.ino:64:77: fatal error: Network.h: No such file or directory

#include "Network.h"; //Load Network Library


compilation terminated.

It would appear that you copied the code from

Perhaps someone at the open energy forum could help?