Selection Guide: Interior
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Interior expansion joint covers from Sika Emseal are designed to maximize durability, enhance life safety, and coordinate aesthetically. How to select floor expansion joints?
Interior Floor
Description
- 1 or 2-Hour, Built-In Fire-Rating (UL 2079)
- Integral coverplate
- “No Bump” option ensures smooth rolling surface
- “Infill” option receives flooring for aesthetic integration
- Non-invasively anchored
- Integrates into flooring
Details
2″ to 10″
(50 – 250mm)
100% Movement (+50%/-50%)
Description
Solid aluminum w/ stainless-steel options
Recessed/Surface mounted options
Medium-heavy load rating
Details
Joint sizes:
FNB = 2″ – 24″ (50mm – 610mm)
FXE = 4 – 18″ (100mm – 455mm)
Movement:
FNB = >100% total
FXE = >100% total
Description
Alum/elastomeric
Recessed/Surface mounted options
Standard load rating
Floor/Wall/Ceiling options
Details
Joint size:
Floor:
1″ – 3″ (25mm – 75mm)
Wall/Ceiling:
1″ – 6″ (25mm – 150mm)
Movement:
Floor = 50% Total
Wall/Ceiling = 100% Total
Description
Solid aluminum
Recessed/Surface mounted options
Medium load rating
Details
Joint sizes:
FJF = 1″ – 6″ (25mm – 150mm)
FJS = 2″ (50mm)
Movement:
FJF = >100% total
FJS = 50% total
Description
Solid aluminum
Hinged design
Surface mounted
Light load rating
Details
Joint sizes:
HDH/HDH-C (corner) = 2″ – 6″ (50 – 150mm)
Movement:
HDH = ≥100% total
HDH-C = ≥50% total
Description
Aluminum seismic pan for flooring infill
Recess mounted
Details
Joint sizes:
2″ – 18″ (50 – 455mm)
Description
Aluminum with colored elastomeric gland
Flush mounted
Details
Joint size:
NBW = 4″ – 24″ (100 – 610mm)
NBS = 2″ – 24″ (50 – 610mm)
Movement:
>100% total
Description
Aluminum or stainless-steel options
Recessed/Surface mounted options
Heavy load rating
Details
- Max joint opening:
- Up to 27″ (685mm)
Description
Aluminum with colored elastomeric gland
Flush mounted
Details
Joint size:
2″ – 6″ (50 – 150mm)
Movement:
>100% total
Description
Solid aluminum
Recess mount
Heavy load rating
Details
Joint sizes up to:
3/8″ – 4″ (10 – 75mm)
Movement:
Varies by Model
Description
Alum/rubber
Recessed mount
Standard load rating
Details
Joint sizes:
13/16″ – 2″ (20 – 50mm)
Movement:
3/4″= + 3/8″, – 3/8″
(20mm= +10mm, -10mm)
Interior Wall
Description
- Mass-loaded acoustic seal
- Fire-resistant
- Insulates
- Sound attenuating
- Non-mechanical and non-metallic
- Helps control HVAC balance between rooms
Details
1″ (25mm) to 6″ (150mm)
Description
Anodized aluminum
Surface/Flush mounted options
Details
Joint size:
1″ – 6″ (25mm – 150mm)
Movement:
>100% total
Description
Alum/elastomeric
Recessed/Surface mounted options
Standard load rating
Floor/Wall/Ceiling options
Details
Joint size:
Floor:
1″ – 3″ (25mm – 75mm)
Wall/Ceiling:
1″ – 6″ (25mm – 150mm)
Movement:
Floor = 50% Total
Wall/Ceiling = 100% Total
Description
Anodized aluminum
Surface/Flush mounted options
Details
Joint size:
1″ – 4″ (25mm – 100mm)
Movement:
100% total
Description
Aluminum with colored elastomeric gland
Flush mounted
Details
Joint size:
NBW = 4″ – 24″ (100 – 610mm)
NBS = 2″ – 24″ (50 – 610mm)
Movement:
>100% total
Description
Anodized aluminum cover
Surface mounted
Details
Joint sizes:
WFE/WFX (exterior): 10″ – 24″ (255 – 610mm)
WFI (interior): 2″ – 24″ (50 – 610mm)
WFT (interior): 4″ – 24″ (100 – 610mm)
Description
- Colored elastomeric seal
- Recess mounted
Details
Joint sizes:
Exterior:
WSW = 10″ – 24″ (50mm – 610mm)
Interior:
WSE/WSC = 2″ – 6″ (50mm – 150mm)
Movement:
WSW = >100% total
WSE/WSC = >100% total
Description
Solid aluminum
Surface mount
Details
Joint sizes:
½″ – 3 ¼″ (15 – 80mm)
Movement:
Max open joint: 3 ¼″ (80mm)
Min closed joint: ¼″ (7mm)