When the lifespan is up
Mounting Size: 3/8-24
ETL/CETL listed for safety
Offers greater insulation value than chinked fiberglass or caulk
Lens Size: 40 mm H x 64 mm W
Fas-N-Tite® 461401 Interior Masonry Nail, 1-1/2 in L, 4d Penny, Flat Head, 9 ga Gauge, Carbon Steel, Bright Chain & Rope Hooks When the lifespan is upFas N Tite Interior Masonry Nail, 4d Penny, 1 1 2 in Length, Sharp Point, Flat Head, 0. 344 in Head Diameter, Fluted Shank, Material Gauge: 9 ga, Carbon Steel, Finish: BrightFeatures: HARDENED STEEL: Strong material that can penetrate cinder block, brick & fresh concrete FLUTED SHANK: Provides holding strength & minimizes cracking when driven into masonry USE RECOMMENDATIONS: Do not use in treated lumber or where corrosion is a concern Conforms to