Postal Products Unlimited’s 4C mailbox line was developed with a simple to use a modular system that provides a very flexible solution for your individual project needs - taking the guesswork out of meeting the necessary USPS requirements and/or ADA Fair Housing requirements, too. Postal Products Unlimited’s 4C mailboxes are USPS Approved and meet or exceed STD-4C requirements for new construction and major renovations. Per USPS requirements, 4C Horizontal Mailboxes are required for all new construction. Standard pre-configured “Quick Ship” options are available for simple installations, or choose from our line of Custom and Special Order mailboxes. PLEASE NOTE: These custom and special order mailboxes require additional set-up and manufacturing time, and this is reflected in higher pricing and increased production times. The most economically priced mailboxes are found in our Quick-Ship section. 4C Horizontal mailbox come in several different heights to provide greater flexibility in ensuring your mailbox installation remains compliant with necessary regulations. The Max Height Suite for instance, is designed to ensure a maximum number of USPS compliant tenant compartments are available within the allowed space; while the ADA Max Height Suite ensures a maximum number of compliant tenant compartments to completely meet both Fair Housing ADA installation requirements and Postal requirements. With numerous pre-configured 4C modules available, be sure to refer to USPS Approval guidance in product details below when selecting pre-configured 4C mailboxes for your project. All of Postal Products Unlimited 4C Horizontal Mailboxes feature Heavy gauge aluminum construction, a carrier access door prepared for a USPS arrow lock (installed by local postal officials) for delivery/service to mailbox, all tenant include heavy duty cam locks, each with three (3) keys. In addition, because USPS regulations typically require a 1:10 Parcel Locker to Tenant Door ration, many of our 4C Horizontal Mailboxes features integral Parcel Lockers. Parcel locker door(s) are a means of USPS package delivery. Dual, captive locking system allows USPS to deliver a package to the locker leaving the key in the tenant's mailbox. Package is retrieved by the tenant and key is retained securely in the lock. All units additionally feature an Outgoing mail compartment with slot, anti-fish comb for security, and protective hood is located above USPS access door for convenient outgoing mail collection. Finally, the standard units feature silver adhesive decals with black numbers are included for door identification (customization is available. This USPS-Approved 4C Horizontal Mailbox features: • Recessed Mount • Manufactured by Postal Products Unlimited to USPS-STD-4C Specifications • Constructed of heavy duty aluminum and stainless steel hardware • Feature a durable powder coated finish available in aluminum, bronze, or gold • Doors include a heavy duty cam lock with a dust/rain shield and 3 keys • Tenant Doors measure 3”H x 12”W x 17”D • Available in configurations that are 1 door wide (single column) and 2 doors wide (double column) • U.S.P.S. standard 4C requires a minimum of 1 parcel locker for every 10 tenant compartments • Parcel lockers must be a minimum of 15" H to meet the 1:10 ratio. • Fully integrated and stand-alone parcel lockers are available in varying sizes • Outgoing mail compartment / carrier access door includes the U.S.P.S. master lock access door (lock installed by the U.S.P.S.) and cannot be used for mail distribution • Outgoing mail compartment includes a 10-3/4" W x 3/4" H mail slot and weather protection hood • ADA height compliant units available • Postal Products Unlimited is an ISO 9001:2015 certified company and has excelled in the field of manufacturing since 1986 Optional features and Accessories (may increase cost and lead time) • Custom engraved placards • Replacement locks • Additional keys • Key blanks