This picture shows the insulation before it was pulled to try and make it neat and to help get the wrinkles out – this is not the finished project it is just to show that without extra effort it doesn’t look as nice. They are also in the process of renovating their building. They are adding A/C and want to increase R value.
$("input.slider").on("input change", function(event) {
var element = $(this).parents("div.container");
var pos = event.target.value;
element.find("div.before").css({width: pos + "%"});
element.find("div.slider-button").css({left: "calc(" + pos + "% - 18px)"});
});