Was looking at Ryobi deal and this popped:
RIDGID 18-Volt 60K BTU Hybrid Forced Air Propane Portable Heater [homedepot.com]
- Variable Heat output of 30,000 – 60,000 BTU
- Includes 15 ft. propane hose and regulator to use with 20 lb. propane tank
- Extended runtime - Up to 7-hours of continuous fan runtime with an 18-volt 4.0 Ah battery (battery not included)
- Brushless motor technology - Delivers more runtime and longer motor life
- Extended propane runtime - up to 12 hours of continuous tank runtime using a standard 20 lb. tank on low heat output (tank not included)
- Electronic ignition - Easily starts up with an electronic igniter button
- Quiet fan operation- Keeps the heater noise to a minimum
- 3 year warranty (LSA not mentioned)
Runs off Ridgid 18V battery or extension cord, battery/charger is not included.
Online at homedepot.com $64.50 + tax, free shipping to home or store, clearance, limited stock.