Drain Pan 18 X 44W

DP-18X44-22GW Durable HVAC Drain Pan

DP-18X44-22GW is a durable secondary HVAC drain pan designed to provide additional condensate overflow protection beneath compatible indoor equipment. Measuring approximately 18 inches by 44 inches, this drain pan is suitable for many air handlers, furnaces, and evaporator coil installations.

Condensation is a normal result of air-conditioning operation. However, a clogged condensate line, damaged primary pan, or drainage problem can allow water to escape from the equipment. Installing a properly sized secondary drain pan helps collect unexpected water before it reaches ceilings, floors, insulation, or surrounding building materials.

DP-18X44-22GW Construction

The DP-18X44-22GW features durable metal construction and welded corners. Its welded design helps reduce the possibility of leaks around vulnerable corner seams while providing a sturdy containment area beneath compatible HVAC equipment.

This drain pan measures approximately 18 inches wide by 44 inches long. Before ordering, compare these measurements with the base dimensions of the air handler, furnace, or evaporator coil. The drain pan should extend beyond the equipment while maintaining sufficient clearance for service panels, electrical connections, refrigerant lines, and ductwork.

Secondary Condensate Protection

The DP-18X44-22GW is intended for use as an auxiliary or emergency HVAC drain pan. It does not replace the primary condensate pan or the main drainage system inside the equipment. Instead, it provides another layer of protection if the primary drain becomes clogged or fails to remove moisture correctly.

A properly installed secondary drain pan can help reduce the risk of water damage, especially when HVAC equipment is installed in an attic, closet, ceiling space, or another area located above finished rooms. Local requirements may call for a secondary pan, an independent drain line, an overflow safety switch, or a combination of these protective measures.

Compatible HVAC Applications

The DP-18X44-22GW can be installed beneath appropriately sized air handlers, furnaces with evaporator coils, and other indoor HVAC components that produce condensation. Compatibility depends on the dimensions of the equipment, available installation space, drainage arrangement, and applicable local requirements.

Always measure the complete base of the indoor unit before purchasing a drain pan. Connections, panels, supports, and other components extending beyond the cabinet should also be considered. Selecting the correct size helps ensure that potential condensate overflow is collected effectively.

Professional Installation Recommended

The DP-18X44-22GW should be positioned on a stable and properly supported surface. The pan must not bend or deform under the weight of the HVAC equipment. It should also be installed with the appropriate slope so that collected water moves toward the drain outlet instead of pooling inside the pan.

A qualified HVAC professional should determine the correct drain-line size, route, support, and termination point. The installer can also determine whether an auxiliary float switch is required. A properly configured safety switch may shut down the cooling system when water begins collecting in the secondary pan.

Inspection and Maintenance

Inspect the DP-18X44-22GW periodically, especially before the cooling season begins. Remove dust and debris, examine the welded corners for visible damage, and make sure the drain connection remains clear. Regular inspection can help identify drainage problems before they cause significant property damage.

A secondary HVAC drain pan should normally remain dry. Water inside the pan may indicate a blocked primary drain line, damaged equipment pan, improper slope, or another condensate problem. If water is present, arrange for the HVAC system to be inspected and serviced promptly.

Product Features

• Model: DP-18X44-22GW
• Approximate size: 18 inches × 44 inches
• Durable metal construction
• Welded corner design
• Designed for secondary condensate containment
• Suitable for appropriately sized indoor HVAC equipment
• Helps protect surrounding areas from condensate overflow
• Professional installation recommended

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