Please install a Grounded 15A Twist-Lock (Dimmer Doubling) on my ETC unit.(0)No Reviews yet Quantity discounts available QuantityPrice SKU: ETC -DD Black or White : Black White Quantity -+ Add to Cart Details We are not an authorized ETC dealer. Please contact manufacturer for warranty information.Please install a Grounded 15A Twist-Lock (Dimmer Doubling) o... Details Back DetailsWe are not an authorized ETC dealer. Please contact manufacturer for warranty information.Please install a Grounded 15A Twist-Lock (Dimmer Doubling) on my ETC unit. (ETC -M or -1M for white) Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review