Heat Recovery Systems, Inc.

                                                                505 Industrial Dr.

                                                            Carmel Industrial Park

                                                                Carmel, IN 46032

                                                            Phone: (317) 848-2745 or

                                                            Toll Free: (800) 590-7801

                                                                Fax: (317) 848-4442

                                                            Email: hrs@hrsfans.com