Previous page Next page Previous page Next page 1 Heating Pool 2 Hunting Cabin 3 Outdoor Shower 4 Rv Shower 5 Road Trip Easy Connection Previous page Next page 1 What's included 2 Upgradsd Shower Head How to power your water heater? It runs on two D-cell batteries. The batteries supply power to the ignition and LED monitor, and will last 3-6 months (depending on use). Will this unit work with natural gas? No, It works with LPG (liquid propane gas.) Is there a automatic timer to shut off? There is no timer.But when the water flow stops, the gas shuts off, and when the water flows,it fires back up. Can this be installed horizontally? No, it cannot be installed horizontally. It's set up so that the burners heat the coils above. BS Series Comparison BS158 Add to Cart BS211 Add to Cart BS264 Add to Cart BS318 Add to Cart Customer Reviews 4.2 out of 5 stars 912 4.2 out of 5 stars 912 4.2 out of 5 stars 912 4.2 out of 5 stars 912 Price $239.99$239.99 $299.99$299.99 $369.99$369.99 $429.99$429.99 Water Pressure Range 3.6-110 psi 3.6-110 psi 3.6-110 psi 3.6-110 psi Maximum Power Output 41,000BTU/Hr 55,000BTU/Hr 68,000BTU/Hr 82,000BTU/Hr Temp Rise Range 55.4℉-109.4℉ 55.4℉-109.4℉ 55.4℉-109.4℉ 55.4℉-109.4℉ Product Dimensions 11.8 x 5.2 x 17.3 in 12.6 x 6.1 x 20.5 in 13 x 7.1 x 21.7 in 13.8 x 7.1 x 24 in Weight 15.2 lb 18.6 lb 22 lb 25.7 lb GPM/Gallon Per Minute 1.58 2.11 2.64 3.18 Regulator/Shower Head ✔ ✔ ✔ ✔