NOVA® Slim Operator Cover & Handle The nested design of the NOVA® Slim operator cover and handle offers a contemporary and sophisticated solution that reduces interference with blinds and window treatments. Interested in this product? Contact us to order Related products NOVA® Operator Cover & Handle Interlock’s classic NOVA® operator cover and handle provi… VESTA™ Operator Cover & HandleThe newly introduced VESTA™ casement operator cover and h…