The Electrolux TWHHORCONC 3 in. Horizontal Concentric Vent Termination is required for horizontal installations of the Condensing Tankless Water Heaters EN18WI30LS, EN19WI30LS, EP18WI30LS and EP19WI30LS. The concentric termination TWHHORCONC may be shortened, but not lengthened from its original factory supplied length. The concentric termination may only be used for horizontal terminations. The Electrolux Liquid Propane Condensing Tankless Water Heaters, which gives you hot water when you need for as long as you need it. This vent termination comes in white.

The Electrolux TWHHORCONC 3 in. Horizontal Concentric Vent Termination is required for horizontal installations of the Condensing Tankless Water Heaters EN18WI30LS, EN19WI30LS, EP18WI30LS and EP19WI30LS. The concentric termination TWHHORCONC may be shortened, but not lengthened from its original factory supplied length. The concentric termination may only be used for horizontal terminations. The Electrolux Liquid Propane Condensing Tankless Water Heaters, which gives you hot water when you need for as long as you need it. This vent termination comes in white.