Truth type operator for awning window (white)

Quality opening mechanism for casement window. Technical specifications: 21 1/2". Width in closed position - 21 1/2" Compatible handles: DEF5-177 - DEF5-180 DEF5-178BL - DEF5-178CH DEF5-179 - DEF5-179CH DEF5-181 - DEF5-182 DEF5-185 - DEF5-189 DEF5-187SV - DEF5-187C Note: Make sure to verify the installation side (left or right) before ordering. Professional service available: Vosthermos offers on-site installation service within a 100km radius around Montreal. Call us at 514-825-8411 for a free quote.