New Stronger Design Access Power cord/ cable Hatch Used extensively in the RV & Camper industry Manufactured of High Quality Plastic material with UV stabilizer for a long durable life. Front side features vermin-resistant secondary opening for 30-amp power cords. Vermin Door will accept a 30 Product Dimensions: Cutout: 2.88'' Outside: 4.3'' Collar Depth: 2.3'' Color: Black UV and Impact resistant. Prior to purchase review the listed dimensions to ensure compatible for your use.