I need a custom polycarbonate enclosure to securely house a 75" TV underground. The enclosure must be waterproof to protect the TV. Requirements: - Made of durable polycarbonate - Sized to fit a 75" TV - Completely waterproof - the three sides and the bottom will need to be waterproof, the top will be open for the TV to lift out of the enclosure. Ideal Skills and Experience: - Experience with custom enclosure design and fabrication - Proficiency in working with polycarbonate materials - Knowledge of waterproofing techniques and materials Please provide samples of similar work and an estimated timeline.