Steel Security Storm Doors

Nothing is more important than your family’s security, and steel security storm doors can help keep your family and your home safe from those who want to break in and do you harm. Master Seal provides and installs steel security storm doors. We serve the Baltimore and Washington metropolitan area.

There’s no need to sacrifice beauty for your home security when you can choose from many of Master Seal’s decorative steel security door styles. Every Master Seal steel storm door comes standard with durable, high-quality features that are industry leaders in strength and durability.

  • Heavy-Duty 2” Steel Door Frame with lifetime warranty.
  • Master Seal’s exclusive Welded Steel Hinges outperform the competition in strength and durability. There are no hinge mounting screws, which can be pried out by force.
  • Polyester powder-coat finish is far superior to standard paint and resists fading, chipping, and cracking. Choose from ten designer colors.
  • Tempered safety glass panels can easily be replaced with top screen (standard) and bottom screen (optional).

Master Seal offers the best quality in our replacement steel security door. In addition, we offer precise door installations.

Standard Feature Security Slab

Heavy-Duty 2″ Frame

There’s a lifetime warranty on this heavy-gauge, fully-welded steel door frame.

Heavy Gauge Z-Bar

Plush pile weather stripping on the Z-Bar keeps drafts, noise and dirt outside.

Welded Hinges

Master Seal exclusive welded steel hinges are unparalleled in strength and durability. There are no hinge mounting screws, which can be pried out by force.

Powder-Coat Polyester Finish

Far more durable than standard liquid paint in weather and corrosion resistance. Choose from ten elegant colors!

Pneumatic Heavy-Duty Closer

Adjustable door closing speed. A chain with built-in shock absorber prevents wind damage.

Strike Plate

The strike plate is solid brass, with an integrated steel dust box. Mounted at the factory for even more strength and security.

Heavy Duty Mortise Lock

This optional deadbolt has a full 1″ throw that meets the door frame with a protective steel guard. Available in three finishes.

Dual Weather-Stripping

A dual-fin sweep on the adjustable bottom expander keeps drafts and dirt outside.

Safety Glass

Weatherstripped, tempered safety glass panels can be easily replaced with the standard top screen and the optional bottom screen for better ventilation in nice weather.

Zinc Primer Undercoat

Enhanced corrosion protection.

horizontal break

Steel security storm doors are available in these colors