Ship heavier items with confidence using Instapak Quick¬Æ RT heavy-duty expandable foam bags in 20x18" format. This room temperature foam-in-a-bag system requires zero equipment, zero setup time, and zero cleanup‚just activate chemicals inside the bag and ship. Perfect for protecting 40-80 lb packages in compliance with all major carriers.
In Stock SKU: IQRT45

20x18" Polyurethane Foam-in-a-Bag RT Heavy-Duty Expandable - Case 30

Ship heavier items with confidence using Instapak Quick® RT heavy-duty expandable foam bags in 20x18" format. This room temperature foam-in-a-bag system requires zero equipment, zero setup time, and zero cleanup, just activate chemicals inside the bag and ship. Use for protecting 40-80 lb packages in compliance with all major carriers.

$245.33 / CASE (30 PER CASE)
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Delivery shown at checkout
Confirm this specSKU IQRT45

20 x 18 in poly bags. Commonly used for protecting, grouping, and storing parts or lightweight products.

Size
20 x 18 in
Material
Polyurethane
Color
Blue
Sold as
CASE (30 PER CASE)
Freight class
70
Material
Polyurethane Foam
Dimensions
18 x 20 inches
Weight Rating
40-80 lbs per shipment
Good fit for

Ideal for industrial shipping departments and e-commerce fulfillment centers protecting fragile items weighing 40-80 lbs without equipment investment. The 18 x 20" polyurethane foam bags deliver cushioning with zero setup complexity, making them use for companies prioritizing portability and compliance-ready shipping solutions.

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Best For

Ideal for industrial shipping departments and e-commerce fulfillment centers protecting fragile items weighing 40-80 lbs without equipment investment. The 18 x 20" polyurethane foam bags deliver cushioning with zero setup complexity, making them use for companies prioritizing portability and compliance-ready shipping solutions.

How to Choose the Right Packaging

Instapak Quick® RT activates at room temperature (65-90°F) without preheating units, eliminating equipment costs and training overhead. The heavy-duty polyurethane formulation expands on-demand inside the bag, creating custom cushioning while containing all chemicals, reducing cleanup time and improving worker safety during high-volume shipping operations.

Specs at a Glance

MaterialPolyurethane Foam
Dimensions18 x 20 inches
Weight Rating40-80 lbs per shipment
Activation TemperatureRoom temperature (65-90°F)
RecyclableNo
Common Use Cases
  • Protective packaging for electronics and fragile components Machinery part and industrial equipment cushioning High-volume e-commerce order fulfillment Automotive parts and specialty equipment shipping Medical device and precision instrument protection
What You'll Receive
  • Case of 30 pre-filled Instapak Quick® RT foam bags (18 x 20 inches) Ready-to-use protective cushioning, no activation equipment needed
Shipping & Packaging

Ships in standard case packaging. Each case contains 30 individually sealed foam bags, ready for immediate deployment in your shipping workflow without additional assembly or equipment preparation.

Frequently Bought Together

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Frequently Asked Questions

No. Unlike standard Instapak Quick® systems, the RT version activates at room temperature (65-90°F) without any preheating equipment. Simply place the bag in your box with your product, seal, and the foam expands automatically.

These heavy-duty bags are recommended for shipments between 40-80 lbs. The expandable polyurethane foam provides adequate cushioning and void-fill for industrial components and fragile items in this weight range.

No cleanup required. All chemicals are contained and activated within the sealed bag, eliminating environmental exposure, worker contact, and disposal complexity associated with traditional foam-in-place systems.

Each case contains 30 Instapak Quick® RT bags (18 x 20 inches). This bulk quantity reduces per-unit costs, making it ideal for high-volume shippers and offers better ROI compared to equipment-dependent cushioning systems.

Technical Specifications

Weight Rating40-80 lbs per shipment
Activation TemperatureRoom temperature (65-90°F)
RecyclableNo
Color Blue
Strength / Material Polyurethane
Dimensions (Internal) 20"" × 18"" (L × W × H)

Product Downloads

Shipping Information

Outer Carton Dimensions

15.75" × 10.5" × 7.75" (L × W × D)

Unit of Measure

CASE

Qty Per Shipping Unit

30 PER CASE

LTL Freight Class

Class 70

Delivery Method

Shown at checkout

ORDER SUPPORT

Product Support

We aim to show product specs, case quantities, and availability clearly. Contact support if an item does not match the listed product details.

Secure checkout LTL freight available on case/skid orders

Buyer guides

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