LCF Square

LCF Premium EPDM Combo

The LCF EPDM Premium Square Base stands out in the Dektite range for its adaptability and resilience. Made from high-grade EPDM rubber, it withstands temperatures from -58˚F to +229˚F, perfect for various roof penetrations like pipes, chimneys, and HVAC systems. Its design shines on uneven metal roofs, featuring a flexible aluminum collar that resists breaking. For a custom, watertight seal, it can be easily cut and shaped on-site, making it an ideal choice for both residential and commercial roofing needs.

  • Extreme Temperature Resistance: Engineered to perform in a wide temperature range, from -58˚F to +229˚F, making it suitable for diverse environmental conditions and applications, including pipes, chimneys, HVAC systems, electrical, and exhaust vents.

  • Flexible and Durable Design: Features a flexible aluminum collar base that adapts to uneven metal roofs, ensuring a reliable seal without the risk of cracking or breaking, enhancing the product’s durability and longevity.

  • Customizable for Perfect Fit: Easily tailored on-site, this square base can be cut and adjusted for a precise fit, accommodating various roof penetrations and ensuring a watertight seal across multiple roofing applications.

LCF Silicone High Temp Square Base

The LCF Silicone High Temp Square Base is engineered for resilience in high-temperature environments, capable of withstanding conditions from -58˚F to +429˚F. Ideal for securing pipes, chimneys, and HVAC systems, this square base features a flexible aluminum collar, perfect for uneven metal roofs and ensuring durability without breakage. Its design allows for easy customization on-site, ensuring a precise, watertight fit for both industrial and residential roofing needs.

  • Exceptional Temperature Tolerance: Designed to withstand extreme temperatures, ranging from -58˚F to +429˚F, suitable for high-heat environments.
  • Versatile Roof Applications: Ideal for various roof penetrations including pipes, chimneys, and HVAC systems, ensuring robust sealing in diverse conditions.
  • Durable and Flexible Design: Features a flexible aluminum collar that conforms to uneven metal roofs, maintaining integrity without the risk of cracking or breaking.
  • Customizable Fit: Easily tailored on-site for a precise fit, enhancing the installation process and ensuring a perfect, watertight seal in demanding applications.

LCF EPDM EZi-Seal Square Base

The LCF EPDM Ezi-Seal Square Base is an innovative solution designed for waterproofing pipes on corrugated metal and fibre cement roofs. This product stands out with its non-absorbent, closed-cell sealing surface, ensuring reliable waterproofing even under challenging conditions. Its unique ability to seal under compression, including on wet surfaces, and its compatibility with thermal elongation of pipes make it a versatile and efficient choice for modern roofing needs.

  • Optimized for Waterproofing: Ideal for sealing pipes on corrugated metal and fibre cement roofs, providing effective waterproofing.
  • Innovative Sealing Technology: Features a non-absorbent, closed-cell surface that seals under compression, even on wet surfaces, eliminating the need for joint sealants.
  • Adaptable and Durable: Accommodates thermal elongation of pipes without causing fatigue fractures, ensuring long-term reliability and performance.

Providing Alternative Fastener and Foam Solutions!™

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1-800-537-4160

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Providing Alternative Fastener
and Foam Solutions!™

© 2026 Lakeside Construction Fasteners

Shingle & Downspout Division

Application:

Asphalt shingles applied to a roof deck, and water shed utilizing downspout systems. #10 WOODX 2.5”, 3” or 4” lengths (no washer) used with gutter brackets securing the gutter to the building. Gutter seams stitched with LCF painted 43 Pop stainless rivets as the #8 Z-STITCH with strapping secures the downspout. SHINGLE RIDGE-X VENT is an ideal alternative solution venting the shingle ridge cap. EMSEAL self expanding foam can fill voids between the facia and sidewall. NOVAFLEX premium silicone sealant bonds to a multitude of substrates creating a harden bond without breakage. NOVAFLEX is moisture activated for sealing all application leaks (roof/downspout).

Shingle / Downspout:

  • #10 WOOD-X
  • #8 Z-STITCH
  • #10 410 SS WOOD-X
  • #12 FASTLOK (STITCH)
  • 300 STAINLESS RIVETS
  • BUTYL TAPE
  • STRIP LX RETROFIT
  • EMSEAL
  • BUTYL IN-A-TUBE
  • NOVAFLEX
  • SHINGLE RIDGE-X VENT
© 2026 Lakeside Construction Fasteners

Modular Division

Application:

26/29-gauge metal panel or asphalt shingles applied to roof the system. Fasteners used to attach the metal panel to the wood frame structure. Structures are moveable that can be hauled then placed on site. #10 PRO CONCEAL TORX-25 without a washer for inside liner panels. LCF stocks a multitude of 300 Stainless Steel Pop 43 Rivets for modular stitching applications. #8 Z-STITCH ideal to secure gutter straps to the sidewall. #10 WOODX with high-low threads for quick installation reduces labor costs. #14 MASTERGRIP recommended on older buildings to replace nails/screws that have backed out.

Modular / Portable:

  • #8 Z-STITCH
  • #10 WOOD-X
  • #10 PRO CLIPLOK
  • #12 STEEL-X
  • #10 SC STEEL GUARD
  • #12 FASTLOK
  • #10 PRO CONCEAL TORX-25
  • #14 MASTERGIP
  • 300 STAINLESS RIVETS
  • BUTYL TAPE
  • SC110VENT
  • ROOF BOOTS & FLASHINGS
  • DIE CUT CLOSURES
  • SEALANTS
© 2026 Lakeside Construction Fasteners

Light Commercial Division

Application:

26/29-gauge metal panel applied to sidewall and roof metal frame structures. Some framing structures could be wood frame. #12 STEELX, #12 PROTEK, and #14 MASTERGRIP (repair fastener) engineered to meet the specifications for metal decks and metal-to-metal applications. LCF offers a full line of CLOSESEAL-PLUS die cut closures, RIDGE-X VENT (ridge/hip venting), and silicone sealants colored matched to the metal panel. #12 PROTEK self-driller with concealed washer engineered for extreme weather. Our roof boots or flashings can seal off any exposed building penetration.

Commercial:

  • #12 STEEL-X
  • #10 PRO CLIPLOK
  • #12 PROTEK
  • #10 SC STEEL GUARD
  • #12 PRO ZMAX
  • RIDGE-X VENT
  • SC110VENT
  • ROOF BOOTS & FLASHINGS
  • RIB VENTFLEX
  • SEALANTS
  • SC110VENT-FLEX
  • LCF UNDERLAYMENT
© 2026 Lakeside Construction Fasteners

Residential Division

Application:

26/29-gauge metal panel, asphalt, stone coated metal shingles or concreate/clay tiles applied onto the roof. Metal panels for residential homes (single or multi-family) moving towards standing seam or stone coated metal shingles. #10 PRO CLIPLOK series of fasteners for concealed applications under the standing seam panel. #10 WOODX or #12 FASTLOK (no washer) are preferred fasteners with stone coated metal shingles. High wind and fire prone residential zones the #10 ZMAX, #10 SC STEEL GUARD, or #10 WOODX 410 Stainless the complete alternative defensive solution protecting your home.

Residential / Liner Panels:

  • #10 WOOD-X
  • #12 FASTLOK
  • #10 ZMAX
  • #10 PRO CLIPLOK
  • #10 SC STEEL GUARD
  • #10 PRO CONCEAL TORX-25
  • SC110VENT-R
  • ROOF BOOTS & FLASHINGS
  • LCF UNDERLAYMENT
  • NOVAFLEX
  • STRIP LX RETROFIT
  • EMSEAL
© 2026 Lakeside Construction Fasteners

Pre-Engineered Division

Application:

26/29-gauge metal applied to sidewalls and roof onto a metal frame structure. LCF self-drilling fasteners used to attach the metal panels to the metal frame Architectural structure. #12 PROTEK with self sealing concealed washer promotes a weathertight seal. #12 STEELX with or without a washer a low-cost self-drilling solution for Pre-Engineered metal sidewalls. #12 PRO ZMAX the premium Long-Life fastener designed to prevent red rust on the head of the fastener for the life of the metal building panel.

Pre-Engineered / Architectural:

  • #12 STEEL-X
  • #10 PRO CLIPLOK
  • #12 PROTEK
  • #10 SC STEEL GUARD
  • #12 PRO ZMAX
  • SC3 VENT STICKS
  • SC110VENT
  • ROOF BOOTS & FLASHINGS
  • RIB VENTFLEX
  • NOVAFLEX
  • BUTYL IN-A-TUBE
  • EMSEAL
© 2026 Lakeside Construction Fasteners

Post Frame Division

Application:

26 / 29-gauge metal panel applied to sidewalls and roofs onto to a wood frame structure. LCF fasteners are used to attach the metal panel to the wood frame structure. Most popular fastener in the industry is our #10 WOOD-X followed by the #14 MASTERGRIP. Long-Life #10 ZMAX (5/16 HWH) or #10 SC STEEL GUARD (1/4 HWH) an alternative solution against red rust that will last for the life of the metal panel. #10 304 Stainless WOOD-X used with liner panels for poultry or animal confinement structures needed in highly corrosive environments.

Post Frame / Ag / Liner Panel:

  • #10 WOOD-X
  • #12 FASTLOK
  • #10 ZMAX
  • #14 MASTERGRIP
  • #10 304 SS WOOD-X
  • STRIP LX RETROFIT
  • SC110VENT
  • ROOF BOOTS & FLASHINGS
  • RIB VENTFLEX SEALANTS
  • SC3 VENT STICKS
  • SC2 VENT STICKS
© 2026 Lakeside Construction Fasteners