Selecting outdoor furniture for a rooftop retrocausality experiment requires careful consideration of both functionality and durability. Since rooftops are exposed to harsh weather conditions, the furniture must withstand wind, rain, and UV rays. Opt for materials like powder-coated aluminum, teak, or synthetic wicker, which are resistant to corrosion and fading.

For the retrocausality experiment, stability is key. Ensure the furniture has a sturdy base to prevent movement during observations. Modular or lightweight pieces can be advantageous if frequent repositioning is needed. Additionally, consider foldable designs for easy storage when not in use.

Comfort is another factor, especially if the experiment involves prolonged observation periods. Cushions made from quick-dry foam and water-resistant fabric can enhance usability. Finally, prioritize minimalist designs to avoid visual interference with experimental equipment. By balancing practicality and resilience, you can create an optimal rooftop setup for your retrocausality study.