MIGHTY THERM AP Gas Fired Commercial Pool Heating Boiler Powerful, Efficient, Reliable and Economical Heating Systems Company ® A subsidiary of BRADFORD WHITE Corporation

Mighty Therm Standard Features Mighty Therm Model AP energy efficient, compact pool heating boilers are designed for commercial, institutional and large residential pools where economical performance and rapid heat-up are needed. The Mighty Therm AP is available in indoor and outdoor models with twenty-two sizes from 500,000 to 5,000,000 BTU/H to precisely match any heating requirement. Primary/secondary pump and control on Models 5001825 include the following features: • Electronic controller with a solid state sensor and adjustable differential provides accurate temperature control. • Preheated...

Model Sizing For Indoor Pools The selection charts below will assist in choosing the correct size boiler for an indoor pool. First, calculate the surface area of the pool in square feet. Second, refer to the selection chart for either an indoor or outdoor boiler. Third, find the closest square footage in the 10°(F) Temperature Difference column, and the boiler model which corresponds to it. For normal conditions Laars recommends using the 10° Temperature Difference columns; this will provide a temperature increase of approximately 6°F per 24 hour period. Indoor Model I For Outdoor Pools The selection...

Dimensional Data Indoor Models (I) Gas Connection2 Size - inches NPT Natural4 LP 4 Water Conn.2 Size inches NPT Indoor Size Notes: 1. Input and output must be derated 4% per 1000 feet above sea level when installed above 2000 feet altitude. 2. Dimensions are nominal. 3. Integral pump included on sizes 500 - 1825. Dimensions shown in inches cm. All specifications subject to change. * 29" for sizes 3500-5000.

Design Advantages Electronic flame supervision Galvanized steel jacket with acrylic finish for strength and long life Electronic ignition Built-in draft diverter (indoor models) to simplify installation High temperature refractory firebox liner - to 2000°F for greater efficiency Flow switch standard on all models Integral header flanges for easier serviceability Integral pump assures proper water flow (Models 500 - 1825) Glass-lined or bronze headers for corrosion resistance Automatic gas valve Stainless steel burners, with slide-out burner tray for easy maintenance, assures long life (Models...

Dimensional Data Outdoor Models (E) Outdoor Size Notes: 1. Input and output must be derated 4% per 1000 feet above sea level when installed above 2000 feet altitude. 2. Dimensions are nominal. 3. Integral pump included on sizes 500 - 1825. Dimensions shown in inches cm. All specifications subject to change. Outdoor Size 800.900.9276 • Fax 800.559.1583 (Customer Service, Service Advisors) 20 Industrial Way, Rochester, NH 03867 • 603.335.6300 • Fax 603.335.3355 1869 Sismet Road, Mississauga, Ontario, Canada L4W 1W8 • 905.238.0100 • Fax 905.366.0130 Litho in U.S.A. © Laars Heating Systems 0806 Document...