NT Labs ProCare Aquarium Glass Cleaner is a fish-safe, ammonia-free cleaning solution designed to remove water marks and smears from aquariums, pond windows, and terrariums. Suitable for both glass and acrylic surfaces, it ensures a crystal-clear finish while being safe for your aquatic or reptilian pets. Key Features: Pet-Safe Formula: Removes water marks and smears without harming fish or other tank inhabitants. Versatile Use: Suitable for aquariums, pond windows, and terrariums made of glass or acrylic. Ammonia-Free: Safe for aquatic life and emits a pleasant citrus scent. Easy Application: Spray directly onto the glass and wipe clean.