APEX®

An extended travel Block & Tackle Balance for sideload applications: Caldwell’s APEX® balance is available with multiple end guide configurations, for different jamb sizes.

APEX® succeeds AAMA Class 2 with a weight capacity of 2-53 lbs.

Product Features
  • Extended travel allowing for egress windows
  • Caldwell’s Music Wire Springs offer more consistent and dependable output
  • Remarkably consistent & smooth operation
    • Independently rotating pulley wheels
    • Stronger hemmed channel edges
    • Parked mounting hook remains centred
  • Elongated bottom guides provide design and application flexibility
  • End Guide Configurations to easily fit into your jambs
    • Winged and Non-Winged Options
    • Single or Dual Springs to fit your weight requirements
  • Optional 15P19 HD Take Out Clip to ease sash removal

BALANCE SIZE

.66” x .645”

TRAVEL (EXTENSION)

CL – .7” + 2.5 OT

TRAVEL (RETRACTION)

.25” min.

SASH WEIGHT CAPACITY

2 lbs - 53 lbs

EGRESS CAPABLE

Yes

BALANCE LENGTH (MIN)

7 inches

BALANCE LENGTH (MAX)

59 inches

BALANCE TYPE

Sideload

CHANNEL PROFILE

Rectangular

USING JAMBLINER

No

MOUNTING METHOD

Hook Mount

TOP GUIDE

Multiple End Guide Configurations

BOTTOM GUIDE

Multiple End Guide Configurations

SINGLE OR TANDEM APPLICATION

Single

CORD TERMINAL

15R27 Hook

COLOR

Mill

FINISH

Galvanized

BOX QUANTITY

50

The balance size is equal to the channel size minus one.
Example: a 33 inch channel requires a #32 balance.

APEX™ Balance Installation Procedures

APEX™ Point Loading Instructions

APEX™ Travel Characteristics

APEX® Weight Capacity Chart

APEX® Limited Travel Weight Capacity Chart

APEX® End Guides - Dual Spring Non-Winged Guide Options

APEX® End Guides - Dual Spring Winged Guide Options

APEX® End Guides - Single Spring Guides