H Clips Required Roof Sheathing

A builder who uses h clips may need fewer rafters to complete a project because the distance between them can be increased.

H clips required roof sheathing.

Installation details shall conform to sections 2304 7 1 and 2304 7 2 for floor and roof sheathing respectively. In either case the cost of the job is reduced. Sheathing should be a minimum of 19 32 inch thick. H clips do not prevent wooden panels from buckling or warping.

H clips provide additional stiffness between bearing points for the unsupported edges of wood panel plywood or osb roof sheathing along with the necessary 1 8 gap for expansion as shown below illustrated on a bag of simpson h clips. Never attach roof sheathing with staples. H clips for roof sheathing. Maximum 19 percent moisture content.

Grip h clips are designed to make installing roof sheathing faster with better spacing. Their size should match the thickness of the panels to which they are attached. The typical thickness range for sheathing is 3 8 to 3 4 inch. Floor or roof sheathing conforming with this table shall be deemed to meet the design criteria of section 2304 7.

Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame. Table 2304 7 2 sheathing lumber minimum grade requirements. Some older h clips do not provide a built in gap. 8d ring shank nails should be used instead.

H clips may also allow builders to use thinner sheathing than they otherwise would be permitted to use. Not always required but a good idea. H clips also called panel edge clips are small steel devices that fit snugly between wood panels in order to provide them with edge support.