You apparent attenuation is 71%. That's on the low end for the yeast but it is reasonable. The warming and aggitation may get you a few more percentage points, it certainly won't hurt anything.
Something is always fermenting....
"It's Bahl Hornin'"
Kegged: Sour Saison, Pale Ale, Aggie Ale, Firestone DBA, De Koninck Blonde
Bottled: Belgian Quad (Grand Reserve), Derangement (Belgian Dark Strong)
On Deck: Pliny the Younger