Planarface located in view

I want to filter planarface located in view
import clr

clr.AddReference('RevitAPI')
from Autodesk.Revit.DB import *
from Autodesk.Revit.DB.Structure import *

clr.AddReference('RevitServices')
import RevitServices
from RevitServices.Persistence import DocumentManager
from RevitServices.Transactions import TransactionManager

doc = DocumentManager.Instance.CurrentDBDocument
View = doc.ActiveView
opt = Options()
opt.ComputeReferences = True
#opt.IncludeNonVisibleObjects = True

floor = FilteredElementCollector(doc,View.Id).OfCategory(BuiltInCategory.OST_Floors).ToElements()
#refe = FilteredElementCollector(doc,View.Id).OfClass(ReferenceProxy)


geo = beam[0].get_Geometry(opt)
for i in geo:
	try:
		if i.Volume != 0:
			solid = i
	except:
		pass

planarface = solid.Faces


OUT = planarface