Electrical isolation room

Claim 1

AN ELECTRICAL ISOLATION ROOM CONSTRUCTED FROM A PLURALITY OF THREE BASIC PREFORMED SHEET METAL PANEL CONFIGURATIONS, EACH OF SAID PANELS HAVING A RECTANGULAR CENTRAL PORTIONS OF SHEET METAL INTEGRALLY BORDERED AT EACH EDGE WITH AN UPSTANDING FLANGE DISPOSED AT A RIGHT ANGLE TO THE CENTRAL PORTION, ONE OF SAID PANELS HAVING COPLANAR FLANGES EXTENDING BEYOND TWO OPPOSITE UPSTANDING FLANGES AND TERMINATING IN MARGINAL EDGES ANOTHER OF SAID PANELS HAVING COPLANAR FLANGE EXTENDING BEYOND THE THREE OF ITS UPSTANDING FLANGES AND TERMIANTING IN SAID MARGINAL EDGES SAID LAST TWO MENTIONED MEANS BEING POSITIONED ADJACENT TO THE REMAINING PANELS WITH ADJACENT EDGE PORTIONS OF THEIR CENTRAL PORTIONS ADJACENT THE CENTRAL PORTIONS OF SAID REMAINING PANELS AND THEIR COPLANAR FLANAGES IN FACE-TO-FACE ENGAGEMENT WITH SAID UPSTANDING FLANGES, RESPECTIVELY, AT THE CORNERS OF SAID ROOM, AND CONNECTOR MEMBERS DISPOSED AROUND THE MARGINAL EDGES OF THE FACE-TO-FACE ENGAGING FLANGES TO SECURE THE PANELS IN ELECTRICALLY CONDUCTIVE SHIELDING CONTACT.