Commercial Roofing Construction Details
Constructing a high-quality commercial roof system is hard work, but we've made learning how to install our products easy. Get the most comprehensive, up-to-date, manufacturer-approved installation instructions with these useful videos and drawings.
For a look at our complete commercial details specifications, check out our Commercial Roofing Binder.
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CT-01 Edge Flashing
Anchor Sheet
Attach with appropriate fasteners spaced a minimum 9" o.c. in the laps with two additional rows spaced
18" o.c. in the field, staggered OR as required by code. Fasten starting fasteners 6" in from the edge of the roof to avoid edge metal fastener overlap.
Flashing Collar
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered apply FlintBond® Caulk to edge; If torch-welded ensure 1/4" bleed out at edge; If using cold process set in FlintBond Trowel with 1/4" bleed out at edge; if using hot asphalt ensure 1/4" bleed out at edge.
Edge Metal
Mechanically attach a minimum two staggered rows, 6" o.c. or as required by building code; endlaps should receive two nails. Edge Metal shall have a minimum 3/4" rise for gravel surfaced membranes and a 3/8" rise for smooth or mineral surfaced membranes.
Cap Sheet
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered, in cold weather where Flintlastic® SA Cap (FR) Sheet overlaps Edge Metal surface, hot air weld with bead of FlintBond Caulk at edge.
CT-06 Base Flashing
Anchor Sheet
Attach with appropriate fasteners spaced a minimum 9" o.c. in the laps with two additional rows spaced
18" o.c. in the field, staggered OR as required by code. Fasten starting fasteners 6" in from the edge of the roof to avoid edge metal fastener overlap.
Flashing Collar
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered apply FlintBond® Caulk to edge; If torch-welded ensure 1/4" bleed out at edge; If using cold process set in FlintBond Trowel with 1/4" bleed out at edge; if using hot asphalt ensure 1/4" bleed out at edge.
Edge Metal
Mechanically attach a minimum two staggered rows, 6" o.c. or as required by building code; endlaps should receive two nails. Edge Metal shall have a minimum 3/4" rise for gravel surfaced membranes and a 3/8" rise for smooth or mineral surfaced membranes.
Cap Sheet
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered, in cold weather where Flintlastic® SA Cap (FR) Sheet overlaps Edge Metal surface, hot air weld with bead of FlintBond Caulk at edge.
CT-09 Base Flashing Inside Corner
Anchor Sheet
Attach with appropriate fasteners spaced a minimum 9" o.c. in the laps with two additional rows spaced
18" o.c. in the field, staggered OR as required by code. Fasten starting fasteners 6" in from the edge of the roof to avoid edge metal fastener overlap.
Flashing Collar
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered apply FlintBond® Caulk to edge; If torch-welded ensure 1/4" bleed out at edge; If using cold process set in FlintBond Trowel with 1/4" bleed out at edge; if using hot asphalt ensure 1/4" bleed out at edge.
Edge Metal
Mechanically attach a minimum two staggered rows, 6" o.c. or as required by building code; endlaps should receive two nails. Edge Metal shall have a minimum 3/4" rise for gravel surfaced membranes and a 3/8" rise for smooth or mineral surfaced membranes.
Cap Sheet
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered, in cold weather where Flintlastic® SA Cap (FR) Sheet overlaps Edge Metal surface, hot air weld with bead of FlintBond Caulk at edge.
CT-10 Base Flashing Outside Corner
Anchor Sheet
Attach with appropriate fasteners spaced a minimum 9" o.c. in the laps with two additional rows spaced
18" o.c. in the field, staggered OR as required by code. Fasten starting fasteners 6" in from the edge of the roof to avoid edge metal fastener overlap.
Flashing Collar
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered apply FlintBond® Caulk to edge; If torch-welded ensure 1/4" bleed out at edge; If using cold process set in FlintBond Trowel with 1/4" bleed out at edge; if using hot asphalt ensure 1/4" bleed out at edge.
Edge Metal
Mechanically attach a minimum two staggered rows, 6" o.c. or as required by building code; endlaps should receive two nails. Edge Metal shall have a minimum 3/4" rise for gravel surfaced membranes and a 3/8" rise for smooth or mineral surfaced membranes.
Cap Sheet
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered, in cold weather where Flintlastic® SA Cap (FR) Sheet overlaps Edge Metal surface, hot air weld with bead of FlintBond Caulk at edge.
CT-12 Roofing Drain Modified
Anchor Sheet
Attach with appropriate fasteners spaced a minimum 9" o.c. in the laps with two additional rows spaced
18" o.c. in the field, staggered OR as required by code. Fasten starting fasteners 6" in from the edge of the roof to avoid edge metal fastener overlap.
Flashing Collar
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered apply FlintBond® Caulk to edge; If torch-welded ensure 1/4" bleed out at edge; If using cold process set in FlintBond Trowel with 1/4" bleed out at edge; if using hot asphalt ensure 1/4" bleed out at edge.
Edge Metal
Mechanically attach a minimum two staggered rows, 6" o.c. or as required by building code; endlaps should receive two nails. Edge Metal shall have a minimum 3/4" rise for gravel surfaced membranes and a 3/8" rise for smooth or mineral surfaced membranes.
Cap Sheet
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered, in cold weather where Flintlastic® SA Cap (FR) Sheet overlaps Edge Metal surface, hot air weld with bead of FlintBond Caulk at edge.
CT-13 Pipe Modified
Anchor Sheet
Attach with appropriate fasteners spaced a minimum 9" o.c. in the laps with two additional rows spaced
18" o.c. in the field, staggered OR as required by code. Fasten starting fasteners 6" in from the edge of the roof to avoid edge metal fastener overlap.
Flashing Collar
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered apply FlintBond® Caulk to edge; If torch-welded ensure 1/4" bleed out at edge; If using cold process set in FlintBond Trowel with 1/4" bleed out at edge; if using hot asphalt ensure 1/4" bleed out at edge.
Edge Metal
Mechanically attach a minimum two staggered rows, 6" o.c. or as required by building code; endlaps should receive two nails. Edge Metal shall have a minimum 3/4" rise for gravel surfaced membranes and a 3/8" rise for smooth or mineral surfaced membranes.
Cap Sheet
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered, in cold weather where Flintlastic® SA Cap (FR) Sheet overlaps Edge Metal surface, hot air weld with bead of FlintBond Caulk at edge.
CT-22 End Lap
Anchor Sheet
Attach with appropriate fasteners spaced a minimum 9" o.c. in the laps with two additional rows spaced
18" o.c. in the field, staggered OR as required by code. Fasten starting fasteners 6" in from the edge of the roof to avoid edge metal fastener overlap.
Flashing Collar
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered apply FlintBond® Caulk to edge; If torch-welded ensure 1/4" bleed out at edge; If using cold process set in FlintBond Trowel with 1/4" bleed out at edge; if using hot asphalt ensure 1/4" bleed out at edge.
Edge Metal
Mechanically attach a minimum two staggered rows, 6" o.c. or as required by building code; endlaps should receive two nails. Edge Metal shall have a minimum 3/4" rise for gravel surfaced membranes and a 3/8" rise for smooth or mineral surfaced membranes.
Cap Sheet
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered, in cold weather where Flintlastic® SA Cap (FR) Sheet overlaps Edge Metal surface, hot air weld with bead of FlintBond Caulk at edge.
CTL-SF-05 Drain SmartFlash One
Anchor Sheet
Attach with appropriate fasteners spaced a minimum 9" o.c. in the laps with two additional rows spaced
18" o.c. in the field, staggered OR as required by code. Fasten starting fasteners 6" in from the edge of the roof to avoid edge metal fastener overlap.
Flashing Collar
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered apply FlintBond® Caulk to edge; If torch-welded ensure 1/4" bleed out at edge; If using cold process set in FlintBond Trowel with 1/4" bleed out at edge; if using hot asphalt ensure 1/4" bleed out at edge.
Edge Metal
Mechanically attach a minimum two staggered rows, 6" o.c. or as required by building code; endlaps should receive two nails. Edge Metal shall have a minimum 3/4" rise for gravel surfaced membranes and a 3/8" rise for smooth or mineral surfaced membranes.
Cap Sheet
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered, in cold weather where Flintlastic® SA Cap (FR) Sheet overlaps Edge Metal surface, hot air weld with bead of FlintBond Caulk at edge.
CTL-SF-06 Pipe SmartFlash One
Anchor Sheet
Attach with appropriate fasteners spaced a minimum 9" o.c. in the laps with two additional rows spaced
18" o.c. in the field, staggered OR as required by code. Fasten starting fasteners 6" in from the edge of the roof to avoid edge metal fastener overlap.
Flashing Collar
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered apply FlintBond® Caulk to edge; If torch-welded ensure 1/4" bleed out at edge; If using cold process set in FlintBond Trowel with 1/4" bleed out at edge; if using hot asphalt ensure 1/4" bleed out at edge.
Edge Metal
Mechanically attach a minimum two staggered rows, 6" o.c. or as required by building code; endlaps should receive two nails. Edge Metal shall have a minimum 3/4" rise for gravel surfaced membranes and a 3/8" rise for smooth or mineral surfaced membranes.
Cap Sheet
Fully adhere (self-adhered, torch, cold process or hot asphalt). If self-adhered, in cold weather where Flintlastic® SA Cap (FR) Sheet overlaps Edge Metal surface, hot air weld with bead of FlintBond Caulk at edge.