K.O. Puncher™

Drill activated knockout toolKOPunchrkit

 – Fits standard cordless drills; no time wasted with ratcheting

– Wide size range; use the adapter for some other brand cups & cutters

– Can be used in freezing temperatures; works to -20 degreesF

– 2-3 times faster than hydraulic punches

K.O. Puncher Standard Kit

Includes: 1/2″ to 2″ cups & cutters, 2 Tri-Points, draw stud and case

K.O. Puncher Deluxe Kit

Includes: 1/2″ to 4″ cups & cutters, 2 Tri-Points, draw stud and case

Tri-Point Step Bits

Speed through cuts faster than 2 point bits, require less torque and run cooler

After each use reverse drill to fully extend RAM.
Failure to do so may result in damage to the tool not covered under warranty (more…)

09 Nov

Biostop Intumescent Sleeve

Biostop Intumescent Sleevesleeve_web

is a firestop seal for PVC, cc-PVC, CPVC, FRPP, PP and ABS pipe and rigid non-metallic conduit installations. Easily installed without modifications, steel bolts or fasteners, the Intumescent Sleeve is an ideal approach for firestopping combustible pipes penetrating the uneven contours of a concrete fluted deck assembly.

US Patent No. 6,207,085.

09 Nov

Bio Fireshield™ Pass-Thru Device

Bio Fireshield™ Pass-Thru Devicepass_thru

are pre-firestopped and are designed to allow electrical, data or communication cables and pipes to penetrate fire-rated floors and walls. They consist of a square or round section steel sleeve which contains intumescent material that when exposed to heat will form an insulating char plug to restrict the spread of flame, toxic gases, smoke and water. The device can be opened for easy installation, retrofit or removal of cables.

09 Nov


BIOSTOP® BF 150+bf150 2

is a one component, general purpose fire-rated sealant and smoke seal for construction joints and through-penetrations. It prevents the spread of flames, smoke, and gas through penetration openings. Biostop® BF 150+ is a water based, non-sag caulking grade sealant that is easy to apply as well as to retrofit.  Biostop® BF 150+ can be used on various penetrations such as top of the wall construction joints, deflection track wall systems, EMT, telephone and power cables in concrete floors and walls, gypsum walls as well as wood floors. Biostop® BF 150+ may be applied with a caulking gun or trowel. For large applications, it may be pumped from the pail. Biostop® BF 150+ cures to an elastomeric seal that is suitable where dynamic movement is expected. Sound Transmission Class (STC) Rating 51*.
*Tested in a UL 411 wall assembly/section to ASTM E90.

 FBC System Compatible* indicates that this product has been tested, and is monitored on an ongoing basis, to assure its chemical compatibility with FlowGuard Gold®, BlazeMaster® and Corzan® pipe and fittings.
FlowGuard Gold®, BlazeMaster® and Corzan® are licensed trademarks of the Lubrizol Corporation

09 Nov

Metacaulk® Firestop Joint Strip

SONY DSCMetacaulk® Firestop Joint Strip

Metacaulk® Joint Strip is a flexible, highly intumescent firestop material used in concrete and masonry floor and wall joints up to 1” wide. It forms a strong insulating char that prevents the passage of flame, smoke and hot gases between joints.

Metacaulk® Joint Strip is ideal for stadium construction, tilt up panels, curtain wall panels and all concrete and masonry wall and floor construction joint applications where a fire-rated joint is required.


Product Codes And Case Sizes
Product Code Size Quantity UPC Interleaved Dimensions Cubic Feet
66700 1×82 6 021449667005 10021449667002 9 3/4 x 9 3/4 x 7 .58
66701 1.5×82 4 021449667012 10021449667019 9 3/4 x 9 3/4 x 7 .58
66702 2.5×82 2 21449667029 1.00214E+13 9 3/4 x 9 3/4 x 7 0.58
66703 3×82 2 21449667036 1.00214E+13 9 3/4 x 9 3/4 x 7 0.58
66704 2×82 3 21449667043 1.00214E+13 9 3/4 x 9 3/4 x 7 0.58
66705 2 021449667050 10021449667057 12 x 12 x 14

A complete line of firestopping accessories available. Click here to view Product Code Numbers & Sizes.

09 Nov