FATMAP difficulty grade
To access Pumphouse, continue beyond The Saddle over the hump in the ridge, until you can see Green Barret below.
You may see an old metal box atop the ridge, for which the line is named.
From here begin descending off the shoulder, you may need to navigate around some rocks to get in.
Once over the blind roll, Pumphouse comes into view.
Ski fall line down the narrow chute, until you reach its end in the woods, from here there's a convenient exit to Green Barret.