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Unirac STRONGHOLD BUTYL Attachment Kit #14S, Dark

Model: SHBUTYLD2 · SKU: SHBUTYLD2

Prepared Nov 12, 2026

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Common specifications

Mounting	Butyl-sealed roof attachment kit for NXT UMOUNT, with #14 screws, STRONGHOLD BUTYLSource [1, 3]
Mount location	Pitched roofSource [5]
Roof surface	Asphalt shingle, Flat-roof membraneSource [5]
Material	Not documented
Panel frame range	Not documented
Finish	DarkSource [1]
Weight	Not documented
Dimensions	Not documented
Enclosure volume	Not documented
Warranty term	Not documented

All recorded specifications

Clamp or bolt torque (manual)	20 ft-lbDocumented claim Conditions Printed as "Adjust the rail height as needed until rail alignment is complete and tighten bolt. TORQUE VALUE: 20 ft-lbs." in Unirac's NXT UMOUNT Installation Manual (PDF page 25). The manual applies to this model: NXT UMOUNT Installation Manual components list (PDF pages 8-9) names this part number. Location: PDF page 25 Printed as "Adjust the rail height as needed until rail alignment is complete and tighten bolt. TORQUE VALUE: 20 ft-lbs." in Unirac's NXT UMOUNT Installation Manual (PDF page 25). The manual applies to this model: NXT UMOUNT Installation Manual components list (PDF pages 8-9) names this part number. Location: PDF page 25 Official instruction manual · Unirac: NXT UMOUNT Installation Manual [4]
Finish	DarkDocumented claim Conditions The part description prints "DARK". Location: Part description The part description prints "DARK". Location: Part description Official product page · NXT UMOUNT STRONGHOLD cut sheets, Unirac [1]
Mount location	Pitched roofDocumented claim Conditions Classified from the catalog's printed words: part SHBUTYLD2 is listed on pages 3, 4, 26, under the printed heading(s) quoted here. Location: Unirac Product Catalog 2026-Q4, PDF pages 3, 4, 26 Classified from the catalog's printed words: part SHBUTYLD2 is listed on pages 3, 4, 26, under the printed heading(s) quoted here. Location: Unirac Product Catalog 2026-Q4, PDF pages 3, 4, 26 Official product page · Unirac Product Catalog 2026 / Q4 [5]
Mounting	Butyl-sealed roof attachment kit for NXT UMOUNT, with #14 screws, STRONGHOLD BUTYLDocumented claim Conditions Unirac's STRONGHOLD cut sheet lists SHBUTYLD2 as "STRONGHOLD BUTYL ATT KIT #14S DARK". The product catalog kit list prints one butyl attachment, one NXT rail clamp and two #14 screws with sealing washer for rafter mounting. Location: Part table row and section Unirac's STRONGHOLD cut sheet lists SHBUTYLD2 as "STRONGHOLD BUTYL ATT KIT #14S DARK". The product catalog kit list prints one butyl attachment, one NXT rail clamp and two #14 screws with sealing washer for rafter mounting. Location: Part table row and section Official product page · NXT UMOUNT STRONGHOLD cut sheets, Unirac Official product page · Unirac Product Catalog 2026/03 [1, 3]
Mounting methods and clamp zones (manual)	Secures rails through roofing material to building structure (butyl base, two 3" #14 screws)Documented claim Conditions Printed as "STRONGHOLD BUTYL ATTACHMENT KIT: Use to secure rails through roofing material to building structure." in Unirac's NXT UMOUNT Installation Manual (PDF page 3). The manual applies to this model: NXT UMOUNT Installation Manual components list (PDF pages 8-9) names this part number. Location: PDF page 3 Printed as "STRONGHOLD BUTYL ATTACHMENT KIT: Use to secure rails through roofing material to building structure." in Unirac's NXT UMOUNT Installation Manual (PDF page 3). The manual applies to this model: NXT UMOUNT Installation Manual components list (PDF pages 8-9) names this part number. Location: PDF page 3 Official instruction manual · Unirac: NXT UMOUNT Installation Manual [4]
Roof surface	Asphalt shingle, Flat-roof membraneDocumented claim Conditions Printed: "INSTALLS ON COMP SHINGLE METAL LOW SLOPE MEMBRANE". Comp, composition and composite shingle wording (and "Asphalt Roofs") is recorded as Asphalt shingle; "composition & flat rooftops" gives Asphalt shingle only (PM 2026-10-29). Metal printed without a profile is not recorded as a surface. Location: Unirac Product Catalog 2026 / Q4, PDF page 26, STRONGHOLD BUTYL page, INSTALLS ON icons Printed: "INSTALLS ON COMP SHINGLE METAL LOW SLOPE MEMBRANE". Comp, composition and composite shingle wording (and "Asphalt Roofs") is recorded as Asphalt shingle; "composition & flat rooftops" gives Asphalt shingle only (PM 2026-10-29). Metal printed without a profile is not recorded as a surface. Location: Unirac Product Catalog 2026 / Q4, PDF page 26, STRONGHOLD BUTYL page, INSTALLS ON icons Official product page · Unirac Product Catalog 2026 / Q4 [5]

Warranty

Certificate records

No records documented.

Sources and revisions

NXT UMOUNT STRONGHOLD cut sheets, UniracOfficial product page · Checked Sep 23, 2026https://unirac.com/document/nxt-umount-stronghold-cut-sheet/view/
NXT UMOUNT installation manual, UniracOfficial instruction manual · Checked Sep 23, 2026https://unirac.com/document/nxt-umount-install-guide/view/
Unirac Product Catalog 2026/03Official product page · Revision 2026/03 · Checked Sep 23, 2026https://unirac.com/document/product-catalog/view/
Unirac: NXT UMOUNT Installation ManualOfficial instruction manual · Checked Oct 15, 2026https://unirac.com/document/nxt-umount-install-guide/view/
Unirac Product Catalog 2026 / Q4Official product page · Revision 2026 / Q4 · Checked Oct 28, 2026https://unirac.com/document/product-catalog/view/