Crescent 2 Pc. X6™ 4-in-1 Black Oxide Spline Ratcheting SAE Wrench Set Brand_Flanders liquefied petroleum and LP gas/air

liquefied petroleum and LP gas/air mixtures

" Most vents are available in the standard concrete block size—16” x 8”

A higher MERV rating signifies greater efficiency and increased protection against airborne particles

Requires 2-1/8' diameter crossbore hole and 1' diameter edge bore

lubricates & quiets

Crescent 2 Pc. X6™ 4-in-1 Black Oxide Spline Ratcheting SAE Wrench Set Brand_Flanders liquefied petroleum and LP gas/airThe most versatile wrenches available each X6 can be used on six different styles of fasteners, in four common sizesSpecially formulated and heat treated chrome alloy steel construction for superior strength and resistance to corrosionErgonomic beams let you apply more torque to fasteners