Sterling 200,000 BTU XF200 Tubular Unit Heater

The Sterling XF200A1NS111 Tubular gas-fired unit heaters offer a highly efficient, extremely durable alternative to the traditional clam shell design. These units combine the latest tubular heat exchanger and inshot burner technology with the quality and reliability you have come to know from Sterling. Standard energy saving features like the direct spark ignition and power venting reduce standby losses and offer improved seasonal efficiency. Tubular units certified by ETL as providing 83% thermal (combustion) efficiency. The Sterling tubular heat exchanger has been designed to provide maximum and uniform heat transfer. The low pressure drop associated with this design enables heated air to be evenly distributed to the conditioned space. This curved, non-welded serpentine design experiences less thermally induced stress making it highly durable for significantly longer service life. All Sterling tubular heat exchangers are constructed of heavy duty 20-gauge aluminized steel. Sterling Tubular units utilize ...