Rinnai V53iLP Indoor Propane Tankless Water Heater
Rinnai V53iLP Indoor Propane Tankless Water Heater Review
The Rinnai V53iLP is a 130,000 BTU indoor propane tankless water heater. The "V" identifies the Value Series; "53" reflects 5.3 GPM rated capacity; "iLP" means indoor mounting with LP fuel.
Specs: 130,000 BTU LP input, UEF 0.82 (non-condensing), 5.3 GPM at a 35°F rise. Category III stainless steel B-vent venting. Copper heat exchanger. 10-year warranty on heat exchanger.
The 130K BTU class is sized for 1-bath homes or small 2-bath homes with sequential demand. Right answer for rural homes with propane service and modest hot-water demand. Smaller gas line requirements than 199K BTU tankless — sometimes 1/2" LP line is adequate.
The Value Series is Rinnai's budget tankless tier. About $1,000 unit, $2,400 installed. Right buyer: small rural home on propane wanting Rinnai service-network advantage at lower capacity than 199K BTU models.