# TLDR Review: Gardner Bender Duct Seal

*Published: 2025-05-07 | Updated: 2025-05-07 | Source: https://shopsavvy.com/reviews-tldr/gardner-bender-duct-seal*

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## Product: Gardner Bender Duct Seal
**Brand:** Gardner Bender

## Pros
- Exceeds performance expectations for its specifications.
- Maintains its form and pliability in various weather conditions.
- Offers long-lasting leak protection, reportedly effective for years.
- Effectively seals around line set and drain connections in air handlers.
- Non-hardening and moldable, making it easy to apply and shape as needed.
- Prevents water and insects from entering through sealed openings.
- Versatile applications including silent BB/pellet traps and mounting devices like fish finders.

## Cons
- Despite suitability for outdoor use, long-term weather resistance is uncertain.
- Requires cleaning after extensive use in airgun applications to maintain performance.

## Bottom Line

The Gardner Bender 1 Lb. Electrical Duct Seal, Gray DS-110N is a standout performer versatile enough to meet various home sealing and mounting needs, from air handlers to weatherproofing and imaginative projects. Its ability to retain its form and effectiveness in diverse settings makes it a go-to option. If you're in the market for a reasonably priced duct seal that exceeds expectations, this one should be an excellent choice to consider.

## Pros vs Cons at a Glance

| Pros | Cons |
|------|------|
| Exceeds performance expectations for its specifications. | Despite suitability for outdoor use, long-term weather resistance is uncertain. |
| Maintains its form and pliability in various weather conditions. | Requires cleaning after extensive use in airgun applications to maintain performance. |
| Offers long-lasting leak protection, reportedly effective for years. |  |
| Effectively seals around line set and drain connections in air handlers. |  |
| Non-hardening and moldable, making it easy to apply and shape as needed. |  |
| Prevents water and insects from entering through sealed openings. |  |
| Versatile applications including silent BB/pellet traps and mounting devices like fish finders. |  |

## Current Prices

| Retailer | Price | Availability |
|----------|-------|-------------|
| Ideal True Value Home Center | $2.42  | Check |
| Wylaco Supply Company | $2.43  | Check |
| Blain's Farm & Fleet | $2.49  | Check |
| L&M Fleet Supply | $2.49  | Check |
| Shell Lumber and Hardware | $2.58  | Check |
| Cable Ranch | $2.74  | Check |
| The BuildClub | $3.78  | Check |
| Fleet Farm | $3.79  | Check |
| R.P. Lumber Company | $3.99  | Check |
| The Home Depot | $4.09  | Check |
| HomElectrical Electrical Supply | $4.31  | Check |
| Turtle & Hughes | $4.44  | Check |
| Clay County Farm Supply | $4.49  | Check |
| Cornell's True Value Hardware | $4.49  | Check |
| Hartville Hardware | $4.58  | Check |
| Fisk Farm and Home | $4.79  | Check |
| Instacart | $4.99  | Check |
| Valu Home Centers | $4.99  | Check |
| R.P. Lumber Company | $5.16  | Check |
| SupplyHog | $5.16  | Check |

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*About this review: We pulled together findings from professional and user reviews, and cross-referenced them with ShopSavvy's pricing data from thousands of retailers to give you the short version.*