The Villas at Langley Apartments
8100 15th Avenue Adelphi, Maryland 20783 590 Units Total Savings To Date:   $1,063,322.82	Mr. Edwin C. Grayson Vice President Halle Companies (301) 495-1520
Dear David: "I would like to take this opportunity to thank you for introducing me to your Water Conservation Program.  While only a few months into the program, the savings have exceeded my initial expectation.  The workmanship displayed by your staff during the performance of the conversion was outstanding.  The customer service received from your company has been outstanding and your management staff is very professional.  In closing, I would like to thank you for your assistance in the reduction of our water consumption and for the money you have saved our company."
Mr. Edwin C. Grayson - October 1999
Average Gallons Used Per Household Per Day Before Our ProgramDuring Our Program 380 285 190 95 5/9910/003/028/031/056/0611/074/099/102/12   Water Only   Water & Sewer   Water Only   Water & Sewer Annual WSSC Cost   $747,960 $105,303 $642,657 Without WSI With WSI