Blizzard Heavy Duty II with S-5!® H90 Clamps

2-Pipe Fence-Style Snow Guard System

Blizzard HD II H90 System

System Gallery

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The Blizzard Heavy Duty II H90 aluminum 2-pipe clamp-to-seam snow fence system.  Brackets come with two attached S-5!® H90 standard clamps for standing seam metal panels.  Effective for snow retention in areas with high snow loads.

Use the S-5!® H90 clamp on metal standing seam panel roofs with fully seamed horizontal, single-folded seams greater than 0.65” (16.5 mm) wide.  The setscrews are top-down oriented.  Includes 4 stainless steel setscrews per bracket.

The S-5!® standing-seam clamps are designed to affix horizontally directly to the vertical seams of the metal panels without penetrating the seam by tightening the included stainless steel setscrews.

Designed for Roof Types:

Downloadable Files

Available Material & Finish

  • Mill Finish Aluminum
  • Coated Aluminum

Suitable for:

  • New Roof Installation
  • Retrofit Roof Installation

Snow Retention System Components

Blizzard HDII Bracket with H90 Clamps

Blizzard Heavy Duty II with S-5!® H90 Clamps

Fence-Style Snow Guard Bracket

Aluminum 2-pipe clamp-to-seam snow fence bracket with two attached S-5!® H90 clamps for standing seam metal panels.

Mill Finish AluminumCoated Aluminum

Price Options

Mill Finish Aluminum w/ (2) S-5! H90 Clamps$25.98
Powder Coated Aluminum w/ (2) S-5! H90 Clamps$38.97
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Aluminum 1" OD Tubing with Swaged End

Aluminum 1" OD Tubing

Fence-Style Accessories

Aluminum 1" OD tubing fits in various brackets in Fence-Style snow retention systems to retain heavy snow loads from sliding.

Mill Finish AluminumCoated Aluminum

Price Options

(1) 7'8" Aluminum 1"OD$30.91
(1) 7'8" Dark Bronze Powder Coated Aluminum$30.91
(1) 7'8" Powder Coated Aluminum (Other Colors)$43.28
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Aluminum 1" OD Tubing End Collars

Aluminum 1" OD Tubing End Collars

Fence-Style Accessories

Aluminum Tubing End Collars fit at ends of Fence-Style snow retention system tubing to keep tubing in place.

Mill Finish Aluminum

Price Options

Mill Finish Aluminum$6.95
Dark Bronze Powder Coated Aluminum$6.95
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Steel 1" OD Tubing End Caps

Steel 1" OD Tubing End Caps

Fence-Style Accessories

Steel End Caps for sealing the end of 1" OD aluminum and steel tubing on Fence-Style snow retention systems.

Raw SteelPowder Coated SteelZinc Coated SteelNickel Coated Steel

Price Options

Dark Bronze Powder Coated Steel$2.00
Raw Steel$2.00
Zinc / Nickel Coated Steel$2.00
Powder Coated Steel$2.00
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Ice Flag - Pipe-Style Snow Fence Accessory

Ice Flag - Aluminum

Fence-Style Accessories

Ice Flags are optionally installed on Fence-Style systems to help impede the movement of snow and ice under the tubing cross-members on standing-seam roofs.

Mill Finish AluminumCoated Aluminum

Price Options

Mill Finish Aluminum$7.30
Powder Coated Aluminum$10.22
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Compatible Standing-Seam Profile Examples

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