36 3/4 x 79 1/4 Steel Door Slab, Mortise Lock Prep- 1 3/4 in Thick, 90 Min Fire-Rated, 20 Gauge

🔥 In Stock – Ready for Fast Delivery in NYC 🚪 Door Overview Exact Door Size: 35 3/4” x 79 1/8” Lock Prep: Mortise Pocket 7 5/8 Hardware Prep: Peephole Window Prep: ---- Louver Prep: ---- Lock Location: Center lock 41 7/8" Hinge Size: 3.5" Door Swing: RH Hinge Location: 4 7/8" - 35 1/8"- 65 3/8" Door Thickness: 1 3/4" Fire Rating: 90 Minutes Material: 20 Gauge Steel Door Type: Hollow Metal Door Slab Condition: Brand New Door Tag: #15 ✔ Available for supply or installation ✔ Fast turnaround ✔ Bulk pricing available 🛠️ Specifications Honeycomb core insulated construction Galvannealed steel (standard) 7-gauge hinge reinforcements Reinforced lock prep (161 prep) ANSI compliant Universal 4-1/2” hinge prep Made in USA Inverted top and bottom channels 📦 What’s Included 1 × Hollow Metal Door Slab (Mortise Prep) 👉 Hardware sold separately ⚡ Best For Apartment building corridors & unit entries Stairwells and fire-rated exits Mechanical / boiler rooms Basement and utility rooms Commercial offices and storage areas Property management upgrades & replacements 🚚 Shipping & Pickup Local NYC delivery available Warehouse pickup available LTL freight available nationwide 🔧 Need Installation? 👉 We offer professional installation in NYC. Contact us or request a quote for full service (door + hardware + install). 💰 Bulk Pricing Available Ordering multiple doors? 👉 Contact us for contractor pricing and project discounts. 📩 Get Pricing Fast Send us: Door size Photos or plans Project location 👉 We’ll respond quickly with pricing and availability. ⚠️ Prices subject to change based on steel costs – lock in your order today. Energy Efficient Our hollow metal steel doors come standard with an insulated honeycomb core. This core type helps retain your commercial building's energy.