With the purchase of a gas grill:
http://www.homedepot.com/hdus/en_US/DTCCOM/HomePage/PLPs/Outdoors/Grill_Grill_Accesories/Content_Pods/DOCS/Grills-Propane-Tank-Exchange-Content-Pod3.pdf
Thought this might be of use to someone.....
http://www.lowes.com/pd_25536-16878-60367_0__?Ntt=25536
Same price in store.... (At least it was in the store I was in)
