ul#nav {
visibility: visible;
display: inherit;
}

ul#nav ul.products {
visibility: hidden;
display: none;
}

ul#nav ul.insulation {
visibility: hidden;
display: none;
}

ul#nav ul.foam {
visibility: hidden;
display: none;
}

ul#nav ul.accessories {
visibility: hidden;
display: none;
}

ul#nav ul.subaccessories {
visibility: hidden;
display: none;
}

ul#nav ul.about {
visibility: hidden;
display: none;
}

ul#nav ul.blowingwool {
visibility: hidden;
display: none;
}