Raypak
PRODUCT OVERVIEW
Three different combustion designs provide an engineered solution for any venting or equipment room requirement.
ADB Hi Delta 3 Raytherm

Advanced Design
Boilers
Fan Assisted

Hi Delta
Boilers

Fan Assisted
Raytherm
Boilers

Atmospheric
4 Model Sizes
500,000 to 1,500,000 BTU per Hour Inputs
Indoor or Outdoor Construction
Heating (H)
Domestic Hot Water (W)
Pool (P)
TruSeal Direct Vent
Up to 97% Efficiency
Low NOx
Small Footprint
On/Off Firing
13 Model Sizes
300,000 to 2,340,000 BTU per Hour Inputs
Indoor or Outdoor Construction
Heating (H)
Domestic Hot Water (W)
Pool (P)
TruSeal Direct Vent
84% Efficiency
Multi Stage Firing
Low NOx
40 Model Sizes
90,000 to 4,000,000 BTU per Hour Inputs
Indoor or Outdoor Construction
Heating (H)
Domestic Hot Water (W)
Restaurants (R)
Instantaneous (N)
Pool (P)
82%+ Efficiency
Modulating, Stage and On/Off Firing

Eight engineered styles deliver precision hot water for any application.
TYPE
H
Commercial Space Heating Boilers
-Glass-lined
Cast Iron Headers Standard
-Optional Bronze Headers
-Proprietary Control Packages
Raytherm Hi Delta ADB
TYPE
W
Commercial Hot Water Supply Boilers
-For use with Storage Tank
-All Bronze and Copper Waterways Standard
Raytherm Hi Delta ADB
TYPE
R
Dual Temperature Boilers
-For use in Restaurants
-Modulating Firing
-
All Bronze and Copper Waterways Standard
Raytherm    
TYPE
N
Instantaneous Boilers
-Used in Non-storage Type Hot Water Systems
-Modulating Firing
-Indoor or Outdoor Construction
-
All Bronze and Copper Waterways Standard
Raytherm    
TYPE
H
Residential Space Heating Boilers
-Fully packaged
-On/Off or Stage Firing
-Up to 84% A.F.U.E.
-Non-ferrous Option for Radiant Heating
Raytherm Hi Delta ADB
TYPE
P
Commercial Pool Heaters
-
All Bronze and Cupro-Nickel Waterways Standard
Raytherm Hi Delta ADB
TYPE
D
D-1 Draft Inducers
-Available for all types: H, W, R, and N
-Ideal for spaces that require special venting
-82% Efficiency
Raytherm    
TYPE
B
Commercial Dishwasher Booster Heaters
-195,000 BTU per Hour Input
-On/off Firing
-All Bronze and Copper Waterways Standard
- 82% Efficiency
- NSF Approved
  Hi Delta