Bendheim.com/channel-glass | 55 X X X X X X X X X X Low-E Coating 504 Rough Cast™ (special order) 504 Rough Cast™ , Clarissimo™ (other textures by special order) 504 Rough Cast™ (special order) 504 Rough Cast™ , Clarissimo™ (special) Azur SHGC Coating 504 Rough Cast™ (special order) 504 Rough Cast™ (other textures by special order) Thermal Insulation Inserts Interior Use Exterior Use Compatible Interior Frame Systems I-60 Double-Glazed (conventional interlocking, curves, corners, mid-point to mid-point) I-60 Single-Glazed (alternating interlocking) I-41 Single-Glazed (all configurations) I-60 Double-Glazed (tip-to-tip) I-41 Double-Glazed (conventional interlocking, curves, corners, mid-point to mid-point) I-41 Single-Glazed (all configurations) Compatible Exterior Frame Systems SF-60 Double-Glazed (conventional interlocking, curves, corners, mid-point to mid-point) SF-60S Single-Glazed (conventional, alternating flanges, curves, corners) H-60 (horizontal interlocking) W D T L