The unit must be stored indoors, in a room with a temperature of about 20°C (70°F) and with humidity of about 70%. The bolting must be loosened during storage at negative temperatures. The unit must not be unpacked until installation. The manifolds must be capped with plastic or other protective material. This protection must only be removed at installation.
See the user manual alfa-laval-spiral-instruction-manual-en.pdf for more details.