SpecSeal® EP Powershield™ Electrical Box Inserts install within steel electrical boxes directly against the back of the box. Powershield™ Box inserts are equally suited for remediation as well as preinstallation before the boxes have made it to the job site. Powershield™ Box inserts incorporate pre-scored openings allowing for easy installation around ground lugs.
|Catalog No. & Dimensions:||EP44-(3-3/4˝ x 3-3/4˝ x 1/8˝)
(95 x 95 x 3 mm)
EP45-(4-1/2˝ x 4-1/2˝ x 1/8˝)
(114 x 114 x 3 mm)
EP45-(4-7/8˝ x 4-7/8˝ x 1/8˝)
(124 x 124 x 3 mm)
|Weight:||EP44 - 0.08 lb. (0.036 kg)
EP45 - 0.10 lb. (0.045 kg)
EP55 - 0.15 lb. (0.068 kg)
|Volume:||EP44-(1.75 cu in., 28.8 cu cm.)
EP45-(2.50 cu in., 41.0 cu cm.)
EP55-(2.97 cu in., 49.2 cu cm.)
|Expansion Begins:||350°F (177°C)|
|Expansion Range:||350°F to >1,000°F (177°C - 537°C)|
|In Service Temperature:||<130°F (54°C)|
|Oven Aging:||No Change (60°C)*|
|Humidity Exposure:||No Change (60°C, 98% R.H.)*|
|Shelf Life:||No Limit|
(Relates to specific construction)
(ASTM E 90-04)
|*Evaluation of physical properties and total expansion.|
|Item #||Case Qty. (min)||Qty.||UPC # 730573||Description||Weight|
|EP44||20||1||02500||PowerShield® Electrical Box Insert - 3.75" x 3.75" x 1/8" (95 mm x 95 mm x 3 mm)||0.09 lbs (0.04 kg)|
|EP44-Bulk||600||N/A||02501||PowerShield® Electrical Box Insert - 3.75" x 3.75" x 1/8" (95 mm x 95 mm x 3 mm) Bulk||0.09 lbs (0.04 kg)|
|EP45||20||1||02505||PowerShield® Electrical Box Insert - 4.5" x 4.5" x 1/8" (114 mm x 114 mm x 3 mm)||0.10 lbs (0.045 kg)|
|EP45-Bulk||450||N/A||02506||PowerShield® Electrical Box Insert - 4.5" x 4.5" x 1/8" (114 mm x 114 mm x 3 mm) Bulk||0.10 lbs (0.045 kg)|
|EP55||250||N/A||02555||PowerShield® Electrical Box Insert - 4.75" x 4.75" x 1/8" (121 mm x 121 mm x 3 mm)||0.13 lbs (0.06 kg)|
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The terms firestop and fireblock are very similar sounding, but there are critical differences between these two practices. Here are the major differences.
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