Environmental enclosure and method of sealing same

An enclosure, comprising:

• a base, said base-comprising a first base end an second base end;
• and
• a cover, said cover comprising a first rover end and a second cover end, said first base end and said first cover end coupleable to form a first hinge assembly having a first pivot axis, said second base end and said second cover end coupleable to form a second hinge assembly having a second pivot axis, said cover pivotable with respect to said base about said first pivot axis in a first direction when said second base end and said second cover end are uncoupled, said cover pivotable with respect to said base about said second pivot axis in a second direction when said first base end and said first cover end are uncoupled,
• wherein said first hinge assembly comprises a tracking channel, said tracking channel comprising an entry slot, an extended closure portion, and tab rotation chamber, respectively, said entry slot comprising a first entry slot end and a second entry slot end, said first entry slot end comprising an opening, said second entry slot end comprising a central pivot portion, said extended closure portion integral with and connected to said entry slot, said tab rotation chamber integral, with substantially surrounding said central pivot portion, and
• wherein said first hinge assembly further comprises a cam, said cam having a cylindrical shaft and a pair of opposing tabs.