Made to order
SIERRA DUB AD
From $3,660.00
Base model price. Dimensions, finishes and accessories are priced in the configurator.
Production takes 5 weeks
Prehung entry door with stainless steel construction, PUR foam core, dual sealing, and anti-burglary features. Triple-glazed option, excellent thermal and sound insulation. Ready for easy installation.
Transport is additional to production time. Ask us for the current delivery estimate for your location.
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A closer look.
This modern entry door is crafted from durable stainless steel and filled with high-density PUR polyurethane foam and wood for superior insulation and stability. With a 2.2" thick door slab and a dual sealing system, it effectively reduces vibration, maintains warmth, and resists changes due to weather conditions.
The door frame is reinforced in key hinge and locking areas for enhanced anti-burglary protection, giving you peace of mind and added security.
This is a prehung door, fully mounted on the frame, which makes installation quick and effortless.
Included in the set:
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Door and frame with two weather gaskets
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ROTO strip lock system with an independent upper lock and 3 anti-theft bolts
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Two sets of inserts and keys
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Standard handle (T-bar long handle optional)
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Viewfinder for solid models
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3 adjustable anti-burglary hinges
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Aluminum threshold with gasket
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3 additional anti-theft bolts
Performance:
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Full door leaf: R-Value 4.8
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Glazed door leaf: R-Value 3.8
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Acoustic insulation: 31 dB (solid door only)
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Triple glazing in all glass models
Perfect for those who need a ready-to-install, energy-efficient, and secure entry door with a sleek finish.
For certification and approved configurations of this model, request the documentation from our team.
