SuperLite I-XL patented technology now affords fire-rated
products to have energy performance similar to all insulated units. SuperLite
I-XL IGU provides the highest energy efficiency available in fire
protective products as well as radiant heat protection which is not provided
by most 45 or 60 minute fire protective exterior products. More...
SUPERLITE I-XL IGU FRAMING
Framing details for SuperLite I-XL have been moved to the HM Framing page