Tyvek & Caulk are widely used for house insulation. But it doesn’t prove their effectiveness. Foam spray used by Everest is much more efficient and it makes your home more comfortable. That’s why it’s a … Read More

Traditional attic ventilation was designed to remove excess moisture, but it’s not as effective as it can be. Latest research shows that this ventilation may be worse for house and may cause energy losses. If … Read More

Temperature should be comfortable not only in main rooms, but also in the attic. Research shows that if exterior temperature is 108-112°F and interior is 68-72°F approximately, the temperature of vented attics is 106-110°F approximately. … Read More

Many people believe that the attic must be ventilated. They must be sure that spray foam is legal and cannot cause problems, before using it in the buildings with unvented roofs. Residential Code, published in … Read More

Every building has its own vapor barrier requirements. If you want to know, does your house need vapor barrier, and what kind of barrier must be used, you should take into account climate zone, usage … Read More

Your house needs to breathe, if you want to have fresh air in the rooms and no problems with moisture. But modern buildings often have uncontrolled air infiltration, which is not efficient. Everest offers the … Read More

If your house was insulated by spray foam, it becomes tighter, and air flow in the building is better and more controlled. Without mechanical ventilation, your house still breathes, but not enough. So buildings with … Read More