INSTALLATION GUIDE PAGE
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NXT SYSTEM COMPONENTS
RAILRAIL: Supports PV modules with built-in wire : Supports PV modules with built-in wire
management. Use at least two rails per row of management. Use at least two rails per row of
modules. Aluminum extrusion, available in mill, modules. Aluminum extrusion, available in mill,
or dark anodized. or dark anodized.
RAIL SPLICERAIL SPLICE: Internal Structural Splice joins, : Internal Structural Splice joins,
aligns, and electrically bonds rail sections into aligns, and electrically bonds rail sections into
single length of rail. 6 inches long aluminum single length of rail. 6 inches long aluminum
splice, pre-assembled with stainless-steel splice, pre-assembled with stainless-steel
hardware.hardware.
STRONGHOLD ATTACHMENT KITSTRONGHOLD ATTACHMENT KIT: Use to secure : Use to secure
rails through roofing material to building rails through roofing material to building
structure. Supplied with the following:structure. Supplied with the following:
•• STRONGHOLD RAIL CLAMPSTRONGHOLD RAIL CLAMP: Use to secure : Use to secure
rails to L-feet. Pre-assembled aluminum rails to L-feet. Pre-assembled aluminum
clamp with stainless-steel bolt. clamp with stainless-steel bolt.
•• STRONGHOLD Attachment BaseSTRONGHOLD Attachment Base: :
Pre-assembled aluminum L-Foot with Pre-assembled aluminum L-Foot with
engineered roof seal.engineered roof seal.
•• 4” STAINLESS-STEEL LAG BOLT4” STAINLESS-STEEL LAG BOLT with with
sealing EPDM washer.sealing EPDM washer.
•• UNIRAC PROVIDED SEALANTUNIRAC PROVIDED SEALANT (if applicable)(if applicable)
STRONGHOLD RAIL CLAMPSTRONGHOLD RAIL CLAMP: Use to secure rails : Use to secure rails
to roof attachments. It is also available without to roof attachments. It is also available without
the attachment kit for use with other mounting the attachment kit for use with other mounting
methods (Solarhooks, tilt legs, etc.)methods (Solarhooks, tilt legs, etc.)
STRONGHOLD BUTYL ATTACHMENT KITSTRONGHOLD BUTYL ATTACHMENT KIT: Use to secure rails through roofing : Use to secure rails through roofing
material to building structure. Supplied with the following:material to building structure. Supplied with the following:
•• STRONGHOLD RAIL CLAMP FOR BUTYL ATTACHMENTSTRONGHOLD RAIL CLAMP FOR BUTYL ATTACHMENT: Use to secure rails : Use to secure rails
to L-feet. Pre-assembled aluminum clamp with stainless steel bolt. to L-feet. Pre-assembled aluminum clamp with stainless steel bolt.
•• STRONGHOLD ATTACHMENT WITH BUTYL BASESTRONGHOLD ATTACHMENT WITH BUTYL BASE::
Pre-assembled aluminum attachment with butyl pad.Pre-assembled aluminum attachment with butyl pad.
•• (2) 2.5" #12-14 Screw, SS, self-drill, W/#12 EPDM washer;(2) 2.5" #12-14 Screw, SS, self-drill, W/#12 EPDM washer;
STRONGHOLD RAIL CLAMP FOR BUTYL ATTACHMENTSTRONGHOLD RAIL CLAMP FOR BUTYL ATTACHMENT: Use to secure rails to : Use to secure rails to
roof attachment. It is also available without the attachment kit for use with roof attachment. It is also available without the attachment kit for use with
other mounting methods (Solarhooks, tilt legs, etc.)other mounting methods (Solarhooks, tilt legs, etc.)
CAUTION
Any components showing signs of damage thatAny components showing signs of damage that
compromise safety shall be replaced immediately.compromise safety shall be replaced immediately.
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NOTE:
• Extra butyl pad available as separate SKU
• Additional deck screws are available as separate SKU
