Alliance SL indirect water heater

To meet the needs of virtually any residential or commercial property, the Alliance SL indirect water heaters are available in five sizes: 27, 35, 50, 70 and 119. Whether it is a three-story house or a 30-story apartment building, there's an Alliance SL indirect water heater for the job. Trust your equipment needs to the Leffler Energy folks who live and work where you do.

Overview

Key Features

Seamless hydrastone-lined tank
Great use with any Burnham brand boiler
Very low standby heat loss
Easy installation and servicing
Five sizes available
Optional lifetime warranty available

Model Number	Maximum First Hour Rating at 135°F (gal./hr.)	Continuous Draw Rating at 135°F (gal./hr.)	Standby Loss (°F/hr.)	Minimum Boiler Output (MBtu/hr.)	Boiler Water Flow Rate (gal./min.)	Pressure Dropthrough Coil (ft. w.c.)
AL27SL	192	162	0.97	99	6	9
AL35SL	200	162	0.72	99	6	9
AL50SL	225	171	0.56	110	6	9.5
AL70SL	294	217	0.45	120	6	10
AL119SL*	339	235	0.39	149	14	17

Specifications

Model Number	Storage Capacity (gal.)	Height Dim. 'A' (in.)	Diameter Dim. 'C' (in.)	Maximum Allowable Working Pressure	Approximate Shipping Weight (lbs.)
AL27SL	27	39-1/4	20	150 PSI	170
AL35SL	35	39-1/4	22-3/4	150 PSI	198
AL50SL	50	40-3/4	26	150 PSI	248
AL70SL	70	45-3/4	28	150 PSI	300
AL119SL	119	67-3/4	28	150 PSI	480

Pricing
Please call us on 877.827.9317 to speak with a qualified representative.

Service
Service is key to maintaining the longevity of your home heating system. With over 20 years experience, our certified service technicians are all licensed and bonded. From installations of new equipment to tune-ups for existing equipment, our local customer service teams and technicians have everything they need and are always available to help you, whenever you need them, 24/7, all year.

The Alliance SL Indirect Water Heater is available with an optional lifetime warranty. Please see your representative for more details. Find out more about our heating equipment Service Plans ›

Service Tips

Have Furnace Nozzle Cleaned Regularly
Pump Should Be Serviced for Draining
Clean Chimney Base Connected to the Furnace Ask About Equipment Upgrade Programs