wholesale plumbing and heating supplies

serving delaware county and philadelphia since 1942


DN Supply is located in Lansdowne, PA just outside of Philadelphia


We are an independent wholesaler serving Delaware County, PA and Philadelphia since 1942. We sell plumbing, heating, and industrial piping supplies. We represent various lines and can assist you in finding pipes, valvles, and fittings that you may require.


(610) 626-9601



80 E Baltimore Ave
Lansdowne, PA 19050



Monday-Friday 7am to 4:30pm

Saturday**** 7 to 11:30am

****Closed Saturdays Memorial Day to Labor Day

Sunday Closed