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Series 6555 Thermal and Series 6620 Fixed Thermal

Series 6555 Thermal and Series 6620 Fixed Thermal
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Series 6555 Thermal and Series 6620 Fixed Thermal - 1

Windows • Curtain Walls • Entrances • Storefronts Series 6555 Thermal • Series 6620 Fixed Thermal 3 7⁄8" Architectural Grade Horizontal Sliding Window Series 6555 and 6620 retains an AAMA Architectural Grade rating to meet the most demanding specifications. The 6555 and 6620 window systems are an attractive product for a wide range of applications. Multiple glazing options provide flexibility to meet specific design requirements. E-Strut™ thermal isolators provide outstanding thermal performance and dual finish capability. Offered with a complete line of sub frames, mullions and architectural sills, the 6555 and 6620 windows provide the complete solution for your fenestration needs. Thermally isolated system uses EFCO E-Strut™ Dual finish capability Improved thermal performance Completely eliminates dry shrinkage Continuous interlock at the sash meeting rail Offers superior weathering and structural performance Three sill heights available Water resistance performance customized to project requirements Accommodates glazing units from 1⁄8" to 1 1⁄4" depth Expands design and energy saving options Dual glazing with optional integral blinds Improved energy savings and interior light or privacy control with low maintenance Sash glides on tandem steel ball bearing rollers over a raised sill track The raised sill track minimizes the effect of dirt and debris build-up on the sill Trim-All® panning available Allows matching of existing sight lines in restoration projects Accessory line of subframes, mullions, and architectural sills Allows custom designs with standard product Anodized or painted finishes available Multiple options to answer economic and aesthetic concerns © Copyright 2015 EFCO Corporation 05/15

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Series 6555 Thermal and Series 6620 Fixed Thermal - 2

Series 6555 Thermal • Series 6620 Fixed Thermal 3 7⁄8" Architectural Grade Horizontal Sliding Window Note: All performance value data is based on laboratory testing per AAMA 101/I.S.2/A440 for Air/Water/Structural, ASTM E90 and or E413 for Acoustical, AAMA 507 and or NFRC 100/200/500 for UFactors and AAMA 1503 for Condensation Resistance Factor (CRF). Printed values are subject to change pending the frequency of recertification testing. Field results will vary depending on size, the field test method, the addition of sub-frames, panning, mullions, accessories and installation into the...

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Series 6555 Thermal and Series 6620 Fixed Thermal - 3

Windows • Curtain Walls • Entrances • Storefronts Series 6555 Thermal • Series 6620 Fixed Thermal 3 7⁄8" Architectural Grade Horizontal Sliding Window Frame Construction The frame has a depth of 3 7/8" and is constructed of 6063-T6 aluminum alloy. The nominal material wall thickness for the frame is .062", or greater, and the sill has a nominal wall thickness of .094". Corners are of screw spline construction and sealed. See Illustration 1. Sash Frame Construction The sash consists of aluminum members with .062" nominal material wall thickness of 6063-T6 alloy. Corners are of screw spline...

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