Salsbury 3700 Horizontal Series Recessed Mount Mailbox, Double Column, 6 Compartments with 2 Parcel Lockers (PL6)3700 Series 4C recessed mailbox with 6 doors and 2 parcel lockers USPS approved recessed mounted 4C horizontal mailbox constructed of heavy duty aluminum with stainless steel hardware. Double column unit features six tenant compartments, two PL6 parcel lockers, and an outgoing mail slot with carrier access door for USPS master lock. Key Features: USPS STD 4C Compliant: Approved for new construction and major renovations with front loading USPS access

3700 Series 4C recessed mailbox with 6 doors and 2 parcel lockers

USPS-approved recessed-mounted 4C horizontal mailbox constructed of heavy-duty aluminum with stainless steel hardware. Double-column unit features six tenant compartments, two PL6 parcel lockers, and an outgoing mail slot with carrier access door for USPS master lock.

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Key Features:

• USPS-STD-4C Compliant: Approved for new construction and major renovations with front-loading USPS access
• Durable Construction: Heavy-duty aluminum body and stainless steel hardware with powder-coated finish
• Secure Access: Heavy-duty cam locks with dust/rain shields and 3 keys per door
• Integrated Parcel Lockers: Two PL6 lockers (20-3/4" H) meet the 1:5 parcel requirement
• Outgoing Mail Collection: Labeled slot with weather protection hood and anti-fish plate

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Specifications Table:

Specification	Details
Unit type	Recessed-mounted 4C horizontal mailbox, double column
Tenant compartments	6 MB1 doors
Parcel lockers	2 PL6 lockers (20-3/4" H)
Overall dimensions	31.125" W x 37.875" H x 16.5" D
Construction	Heavy-duty aluminum with stainless steel hardware
Finish options	Powder coated: aluminum, bronze, gold, sandstone
Door lock type	Heavy duty cam locks; dust/rain shield; 3 keys
Outgoing mail	10-3/4" W x 3/4" H slot with weather protection hood; labeled Outgoing Mail; anti-fish plate
USPS compliance	Manufactured to USPS-STD-4C; USPS-approved front loading
ADA availability	ADA height compliant units available
Connector kit	Includes 4C horizontal mailbox connector kit
Trim	Factory installed 3/4" W x 1/4" D trim; solid rear cover

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Frequently Asked Questions (FAQ):

Q: Is this mailbox USPS approved?
A: Yes, it is manufactured to USPS-STD-4C and is USPS approved for front-loading carrier access.

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Q: What are the overall dimensions?
A: 31.125" W x 37.875" H x 16.5" D.

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Q: How many tenant compartments and parcel lockers are included?
A: Six tenant mail compartments and two integrated PL6 parcel lockers.

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Q: Can this be used outdoors?
A: Yes, it is suitable for indoor or outdoor installations when recessed into a wall or enclosure.

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Q: What finishes are available?
A: Powder-coated finishes are available in aluminum, bronze, gold, and sandstone.

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A Sleek, Built‑In Mail Center for Modern Multifamily Spaces

This recessed mailbox unit brings a refined, architectural presence to lobbies and corridors, keeping lines clean and clutter-free. The double-column composition and crisp aluminum finish feel tailored and contemporary. Style with warm wood paneling or stone surrounds to elevate the entry experience while maintaining utility. It’s a polished essential that signals thoughtful, luxurious living for residents.

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Upgrade your building’s mailroom with this USPS‑approved, secure 4C recessed unit—order today for streamlined delivery and tenant convenience.