Thermopile 36" Two Leads with PG9 Adapt for Majestic Gas Fireplace 750mv (3) 36" 2 LEAD, THERMOPILE, 250-750 MV, ROBERTSHAW 1950-53B Thermopile 36" two leads with PG9 adapt for Majestic Gas Fireplace 750MV For MVK-N and MVK-P Millivolt Valve Kits Replaces Honeywell Q313A1188 used on SIT 820 VALVE and others Used on Vermont Castings fireplace