Moisture Barrier System (BGS/RGS/UGS)
The Interior and Exterior Moisture Barrier System is a high performance, versatile completely watertight expansion joint system. Watertight system utilizes a durable neoprene that integrates into blockout, recessed or underslab waterproofing systems.
Features
- Horizontal and Vertical Thermal Movement
- Lateral Seismic Movement
- Blockout (BGS), Recessed (RGS) or Underslab (UGS) Mount
Specifications
| Model | UGS/BGS/RGS |
| Material | 60A Durometer Neoprene |
| Finish | Black |
| Movement | Thermal: Horizontal and Vertical Seismic: Lateral Shear |
| Mounting | Blockout, Recessed or Underslab |
| Joint Sizes | 2 inches to 26 inches |
| Length | 50 ft or 100 ft |
| Application | Interior or Exterior |
| Installation | Floor, Slab or Wall |
| Options | Drain Tube Assembly, Termination Bars |
| Warranty | 1 year |
Order Guide
Use the table below to guide specification of available options. The part numbers are indicated in BOLD ORANGE text.
| PART NUMBER | JOINT OPENING AT INSTALLATION |
AVAILABLE SIZES | WIDTH | THICKNESS |
|---|---|---|---|---|
| 21941 | 2" (51mm) to 3" (76mm) | 100 ft roll | 12" (305mm) | .062" |
| 21942 | 2" (51mm) to 3" (76mm) | 50 ft roll | 12" (305mm) | .062" |
| 21943 | 4" (102mm) to 6" (152mm) | 100 ft roll | 18" (457mm) | .062" |
| 21944 | 4" (102mm) to 6" (152mm) | 50 ft roll | 18" (457mm) | .062" |
| 21945 | 7" (178mm) to 10" (254mm) | 100 ft roll | 24" (610mm) | .062" |
| 21946 | 7" (178mm) to 10" (254mm) | 50 ft roll | 24" (610mm) | .062" |
| 21947 | 11" (279mm) to 18" (457mm) | 100 ft roll | 36" (914mm) | .062" |
| 21948 | 11" (279mm) to 18" (457mm) | 50 ft roll | 36" (914mm) | .062" |
| 21949 | 19" (483mm) to 26" (660mm) | 100 ft roll | 48" (1219mm) | .062" |
| 21950 | 19" (483mm) to 26" (660mm) | 50 ft roll | 48" (1219mm) | .062" |
WARRANTY
NYSTROM warrants all Expansion Joint Systems to be free from manufacturing defects in materials, factory finishes, and workmanship for a period of one (1) year from the date of shipment.
Should a product fail to function in normal use within this period, Nystrom shall furnish a replacement or new part at the discretion of Nystrom. Failure to use product in methods consistent with Nystrom product manuals shall relieve Nystrom of any liability. Our liability under this warranty excludes installation or removal costs involved in the product replacement and excludes any responsibility for incidental or consequential damage of any nature.
For information on a warranty claim, please visit our Warranty Support section or call 800 547-2635.