PRIME-LINE Bug Seal: Bug Seal, 1 3/8 in Overall Ht, 84 in Overall Lg, 7/32 in Overall Wd
The PRIME-LINE Bug Seal (MPN B 621) is a screen door hardware product designed to seal gaps. This unfinished black bug seal measures 1 3/8 inches in overall height, 84 inches in overall length, and 7/32 inches in…
SKU 3G-OTH-532511
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Product Description
The PRIME-LINE Bug Seal (MPN B 621) is a screen door hardware product designed to seal gaps. This unfinished black bug seal measures 1 3/8 inches in overall height, 84 inches in overall length, and 7/32 inches in overall width.
Frequently Asked Questions
What is the PRIME-LINE Bug Seal used for?
The PRIME-LINE Bug Seal (MPN B 621) seals gaps around screen doors to block insects and drafts. It is commonly used in residential and light-commercial door applications where a flexible, low-profile barrier is needed. 3G Electric supplies this unfinished black seal across 14 industrial departments.
What are the specifications of the PRIME-LINE Bug Seal?
The PRIME-LINE Bug Seal measures 1 3/8 in overall height, 84 in overall length, and 7/32 in overall width. It is unfinished black and made for screen door hardware. The manufacturer part number is B 621. 3G Electric sources this and related door hardware globally.
Where to buy the PRIME-LINE Bug Seal worldwide?
3G Electric supplies the PRIME-LINE Bug Seal (B 621) to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source across 14 industrial departments, including screen door hardware.
How to install the PRIME-LINE Bug Seal?
Install the PRIME-LINE Bug Seal by cutting it to the required door width, then pressing it into the bottom channel of the screen door frame. Ensure the seal sits flush to block gaps. For best results, clean the channel before installation. 3G Electric can advise on compatible hardware.
Used in
Common applications for PRIME-LINEPRIME-LINE Products
3G Electric supplies PRIME-LINE screen door hardware. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









