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Application All

  • New Construction
  • Replacement

Style All

  • Awning
  • Casement
  • Single-Hung
  • Tilt Single-Hung
  • Double-Hung
  • Horizontal Slider
  • Double-Slider
  • Picture Window
  • Architectural Shape
  • Bay
  • Bow
  • Garden
  • Basement
  • Patio Door
  • Specialty Shapes

Material All

  • Aluminum
  • Composite
  • Vinyl

ENERGY STAR Zone All

  • Northern
  • North-Central
  • South-Central
  • Southern
Technical Docs Thermal Ratings

440 Patio Door

400 Series

The MI Windows and Doors 400 Series is a line of non thermally broken aluminum patio doors that offer structural integrity and energy efficiency for warm weather climates.

Features

  • Marine Glazing System
  • Reversible panels with double interlock
  • Pile Weather-stripping on Panels Increases Efficiency and Reduces Air Infiltration
  • Screen frame width equal to glass panel dimension
  • Low profile recessed finger pulls on all operating panels
  • Tandem Steel Rollers

Four Tracks

Specifications

  • 6-3/4" frame depth
  • 3/4" Insulated Glass

ENERGY STAR Zones

  • Southern

Options

  • Mounting Fin
  • Stainless Steel Hardware Package available

Glass Options

  • Argon Gas Enhanced
  • HP Low E
  • Low E
  • Obscure
  • Tempered

Grid Options

  • 11/16" Sculptured
  • 15/16" Sculptured
  • 5/8" Flat
  • 7/8" Flat



Color Options

  • Bronze
  • Driftwood
  • White

Hardware Color Options

  • Color Match

Additional Options

Mortised lockset with decorative wooden pull, Pocket Door available