Then you probably have insufficient ventilation

The hood is weatherproof and effectively prevents rain & snow from entering the hood

Året runt

When fresh air doesn't come in:

ISOREFLEKT™ Krypgrundsisolering, radonspärr och ångspärr _wf_cus Then you probably have insufficientProtect your crawl space with ISOREFLEKT The ultimate solution against ground chill! ISOREFLEKT is the optimal product for keeping your crawl space warm and protected from ground chill. With its advanced 4 mm insulation layer, it reflects as much as 97% of the floor's leaking heat radiation, resulting in a warmer and more energy efficient crawl space. Advantages of ISOREFLEKT: Effective temperature increase: ISOREFLEKT can raise the temperature in