Hot Water Draft Barrier Heaters

• Model WLB
• Model WSBT, WSBF, WSBST
• Color Chart
• Installation Instructions

 
 
MODEL WLB  

WLB Features

  • Bottom intake, top discharge WLBT.
  • Front intake, top discharge WLBF.
  • UL and CUL listed.
  • 12 gauge extruded aluminum front and back.
  • Snap fit 2 piece construction.
  • LB is 5"W x 7"H
  • 1/4" pencil proof discharge grill.
  • Aluminum fins for quick heat.
  • Custom selection of cabinet lengths from 2' to 14' lengths in 1/16" increments.
  • Multiple heater sections on one common back.
  • Painted and anodized finishes.
  • Pedestals available
    (WLBT-PD, WLBF-PD).
  • Valve compartments are 6" or 12".
  • 3/4" and 1" copper tubes available.
  • 400 to 1000 BTUH ratings (per foot).
  • Accessories include: end caps, splice plates, wall trims, corners, blanks and valve compartments.

WLBT

WLBF
Suggested Engineering Specifications

Design Draft Barriers shall be 7" high and 5" wide. The front cover shall be one piece 12 gauge aluminum construction suitable for architectural, commercial and industrial use, with 1/4" pencil proof top discharge. The one piece cover shall be extruded aluminum for maximum strength and shall be available in lengths to 12'.

The front cover shall snap fit to the 12 gauge back cover with no screw heads or assembly fasteners. The 12 gauge back cover shall be suitable for mullion to mullion mounting.

Standard painted finishes shall be provided.

ELEMENT

Heat sections from 2' to 10' are available.

Furnish and install model EMB or SLT type heating element. The element shall be manufactured with 1/2", 3/4" and 1" nominal copper tubing with .010" thick aluminum fins, having full collars for uniform spacing and optimum thermal contact. Fins shall be mechanically bonded to the copper tube. One end of each element shall be expanded to accept the unepanded end of another tube without coupling.
ELEMENT MOUNT BRACKET

Element bracket is constructed of 16 gauge galvenized steel and are mounted to the backplate for noiseless expansion of element. Designed for easy installation into pre-punched mounting holes.

Elements are supplied with nylon brackets for noiseless expansion.
INSTALLATION FEATURES
Model WLB construction allows simple, snap-fit installation. The back plate which houses the heating element assembly is simply attached to the wall surface at the desired height and the front cover enclosure is then snapped into place.
PEDESTAL FEATURES
Model WLBT-PD, WLBF-PD, WSBST-PD shall have 2" adjustable pedestals and the heater back will be painted to match the front cover. 1" of adjustment is available on the cast iron pedestal.
PEDESTAL QUANTITIES
2 on 1', 2', 3', 4', 5' and 6'
3 on 7', 8', 9' and 10'

ACCESSORIES
Inside Corner
Outside Corner
Cast Pedestal
End Cap
Splice Plate
Wall Trim
Description

 

 

Series WLBT or WLBF

Catalog Number

Dimensions D/H/L

BLANKS

 

 

 

 

 

 

 

 

 

Wall Trim

Splice Plate

Inside Corner

Outside Corner

End Caps

WLBT or WLBF 100BS

WLBT or WLBF 200BS

WLBT or WLBF 300BS

WLBT or WLBF 400BS

WLBT or WLBF 500BS

WLBT or WLBF 600BS

WLBT or WLBF 700BS

WLBT or WLBF 800BS

WLBT or WLBF 900BS

WLBT or WLBF 1000BS

WLBT or WLBF - WT

WLBT or WLBF - SP

WLBT or WLBF - IC

WLBT or WLBF - OC

WLBT or WLBF - EC

5" X 7" X 1'

5" X 7" X 2'

5" X 7" X 3'

5" X 7" X 4'

5" X 7" X 5'

5" X 7" X 6'

5" X 7" X 7'

5" X 7" X 8'

5" X 7" X 9'

5" X 7" X 10'

5" X 7" X 2"

5" X 7" X 1 1/2"

5" X 7" X 12"

5" X 7" X 12"

5" X 7" X 1/8"

 

Model

Flow Rate

170 O

180 O

190 O

200 O

210 O

220 O

230 O

240 O

3/4"

4 GPM

1 GPM

840

790

940

890

1040

980

1140

1080

1250

1180

1350

1280

1460

1380

1560

1480

1/2"

4 GPM

1 GPM

560

530

630

600

700

660

770

730

850

800

920

870

990

940

1060

1000