FIREGLASS – Pilkington Pyrostop

Pilkington Pyrostop® is a fire-rated and impact safety-rated glazing material that blocks radiant heat, protecting people and valuables on the non-fire side of the glass where radiant heat transfer might be a concern. It is listed for use in doors, sidelites, transoms, borrowed lites and wall applications..

  • Protection against radiant and conductive heat transfer
  • Barrier to fire and smoke
  • Fire-rated for up to 2 hours with required hose stream test
  • Impact safety-rated – meets ANSI Z97.1 and CPSC 16CFR1201 (Cat. I and II)
  • Wireless with nearly the same clarity as ordinary float glass
  • For use in interior and/or exterior applications
  • May be lightly sandblasted or etched on one side without affecting fire rating.
    Available with Level III bullet resistance rating
  • Available in insulated units with other glass products including (but not limited to):
    – Multi-laminate, not a sensitive polymer gel unit
    – Tinted
    – Low-E
    – One-way Mirror
    – Reflective
    – Art Glass
    – Security Glass
  • Pilkington Pyrostop can be combined with Vision Control® integrated cord-free louvers in a UL-tested fire protection-rated glazing system available directly from Unicel Architectural

Listed with Underwriters Laboratories, Inc.® File numbers are R13377 (doors and windows) and R38725 (walls). Tests performed in accordance with ASTM E-119, CAN/ULC-S101, UL 263, UL 9, UL 10B, UL 10C, CSFM 43.7, NFPA 80, NFPA 251, NFPA 252, NFPA 257, CAN4 S-104 and CAN4 S-106. Approved for use in New York City: MEA 241-00-M. Approved for use in Los Angeles: LARR 25798.

Interior

Fire Rating45 min.60 min.60 min.90 min.2 hr.
Manufacturer’s Designation45-20060-10160-20190-102120-104
Supply FormSingle GlazingSingle GlazingSingle GlazingSingle GlazingI.G. Units
Nominal Thickness3/4" (19 mm)7/8" (23 mm)1-1/16" (27 mm)1-7/16" (37 mm)2-1/8" (54 mm) (with 8mm spacer, or 2-3/8" (60mm) with 14mm spacer)
Weight approx.9.210.8512.517.621.7
U-Value.86.83.83.74.44
Daylight Trans. approx. %8687868474
STC Rating approx.4041444546
Max Exposed Area other than doors4,500 Max. exposed width: 95-1/4" Max. exposed height: 95-1/4"5,616 Max. exposed width: 96" Max. exposed height: 96"7,442 Max. exposed width: 96" Max. exposed height: 118-1/8"3,724 Max. exposed width: 96" Max. exposed height: 96"3,730 Max. exposed width: 111" Max. exposed height: 111"
Doors3,724 Max. exposed width: 41-5/8" Max. exposed height: 89-3/4"3,724 Max. exposed width: 41-5/8" Max. exposed height: 89-3/4"3,724 Max. exposed width: 41-5/8" Max. exposed height: 89-3/4"3,724 Max. exposed width: 41-5/8" Max. exposed height: 89-3/4"N/A

Exterior

Fire Rating45 min.60 min.90 min. - 2 hrs.
Manufacturer’s Designation45-200 45-260 (IGU) 45-360* (IGU)60-201 60-261 (IGU) 60-361* (IGU)120-202 120-262 (IGU) 120-362*(IGU)
Supply FormSingle Glazing or I.G. UnitsSingle Glazing or I.G. UnitsSingle Glazing or I.G. Units
Nominal Thickness3/4" (19 mm) IGU - 1-5/16" (33 mm)1-1/16" (27 mm) IGU - 1-5/8" (41 mm)1-9/16" (40 mm) IGU - 2-3/8" (60mm) with 14 mm spacer or 2-1/8" (54 mm) with 8 mm spacer
Weight approx.9.2 12.5(IGU)12.5 15.8 (IGU)19.5 22.1 (IGU)
U-Value45-200/.86 45-260/.49 45-360/.37-.3960-201/.83 60-261/.48 60-361/.37-.39120-202/.72 120-262/.44 120-362/.35
Daylight Trans. approx. %86 77 (IGU)86 77 (IGU)86 74 (IGU)
STC Rating approx.404446
Max Exposed Area other than doors4,500 Max. exposed width: 95-1/4" Max. exposed height: 95-1/4"5,616 Max. exposed width: 96" Max. exposed height: 118-1/8"7,442 Max. exposed width: 111" Max. exposed height: 111"
Doors3,724 Max. exposed width: 41-5/8" Max. exposed height: 89-3/4"3,724 Max. exposed width: 41-5/8" Max. exposed height: 89-3/4"3,724 Max. exposed width: 41-5/8" Max. exposed height: 89-3/4"

This information is intended for general reference only. For current listing details, please call Torstenson Glass.
*Performance values vary for exterior I.G. units based upon the coating on face 2. Coatings are available in Eclipse Advantage Clear, Solar E Solar Control Low-E and Energy Advantage Low-E. This information is intended for general reference only. For current listing details, please call Torstenson Glass.