4" Extend & Lok™ for Effluent Filters

Product description

Polylok Extend & Lok

Our Extend & Lok is a simple, easy to use solution that can extend the inlet or outlet pipe, and make filter and/or baffle installation a snap. No more fighting with outlet pipes that are flush against the septic tank wall. Simply hammer in the PVC friction fit Extend & Lok and that’s it! The filter or inlet tee can now easily be installed and centered under the riser.

Polylok Extend & Lok makes filter installation in hard to reach places EASY!

Before (cast iron Pipe)

After (Extend & Lok)

With Polylok effluent filter installation

With Polylok riser installation

Extend & Lok makes for easy installation on existing systems.

Polylok Extend & Lok Sizing Guide:

3" Extend & Lok

PN: 30131-TL

4" Extend & Lok

PN: 30130-TL

6" Extend & Lok

PN: 30132-TLE

  • Fits any pipe with an inside diameter of 4"
  • Centers filter or tee under riser
  • Easy Installation
  • No gluing necessary
  • Also available for 3" pipe and 6" pipe

Item Specification

  • Product Dimensions 8.5 x 4.5 x 4.5 inches
    Item Weight 11.3 ounces
    Department unisex-adult
    Item model number 30130-TL
    Number of pieces 1
    Import Made in USA
Dimensions Shipping Returns Additional Info
  • Product Dimensions: 4.5 inches x 8.5 inches x 4.5 inches. Weight: 11.3 oz
  • Fast shipping is very important for us.

    Our standard shipping service is FREE.

    Your order will be shipped within 1-3 business days upon full payment received.

    Most items are delivered within 3-5 business days, however, please allow 3-10 business days.

    We are shipping only to USA.

    We only ship to the confirmed Paypal address. We reserve the right to cancel any order for any reason at any time.

    We are not responsible for undeliverable addresses.
  • We offer a 30 day return policy from checkout winning date.

    Your satisfaction is guaranteed! If for any reason you are unhappy with your item, just return it within 30 days for a full refund, minus shipping cost. Please contact us prior to initiating a return so that we can issue you a refund authorization.

    Items defective upon receipt must be packaged in their retail packaging as if new and returned with a detailed description of the problem.

    Return shipping fees are not refundable.

    We reserve the right to decline any returns if the above guidelines are not followed.
  • All of our items, unless otherwise stated, will only run on 120 volts. Please check to make sure your country complies with these specifications.

    If you have a problem or question regarding your transaction please contact us before leaving any type of feedback. We will work with you to resolve any problem you may have.