Is drain out bathroom septic safe? We install premium quality products that will serve you for many years to come. Call us on or alternatively use the form below and we will call you back! You can buy loft insulation in diy stores and install it yourself, but you can also have it installed by a professional. Do they offer an after sales service? If the complaint isn't resolved, resolver will escalate it to the free. Your payments will be collected through monthly direct debit please.