Free 2-Day Shipping on $600+ Select-Brand Orders

Shop Eligible Items
1 2

Free standard U.S. shipping on every order

Free 2-day shipping on qualifying select-brand orders $600+
Thetford  |  Barcode: 028985158431

Thetford Drain Valve Lubricant, 20 oz. - 15843 1.7 lb

$15.99
Shipping calculated at checkout.

Safe, secure checkout with flexible payment options

Care information

Important! Please ensure to inspect this item before making your purchase. We're here to assist you anytime. Feel free to reach out if you have any questions or concerns; we're more than happy to help! Additionally, we offer financing options to make your purchase easier.

Delivery and Shipping

We're pleased to offer free shipping on all orders within the US. However, for oversize items, an additional shipping fee may apply. We strive to ensure timely and secure delivery of your products, partnering with top shipping services. For any inquiries regarding our shipping policy, feel free to contact our customer service team. Thank you for choosing BGA Marine!





Product Overview

Our special water-soluble formula prevents seal wear, sticky drain valves and keeps all the plumbing lines operating smoothly. Approximately 2 ounces in the holding tank effectively lubricates drain valves, lines and walls.

Key Features

  • Lubricates holding tank systems and drain valves from the inside
  • Restores easy valve operation
  • Coats plumbing lines for smooth tank evacuation
  • Works in both grey and black water tanks
  • 100% biodegradable liquid

Specifications

  • Size: 20 oz.

Product Details

  • Brand: Thetford
  • Product Type: Oils, Grease & Lubricants
  • Manufacturer Part Number: 15843
  • UPC: 028985158431
  • LNS Category: Plumbing
  • LNS Subcategory: Sanitation
  • Dimensions: L 8.5 in × W 3.5 in × H 2.5 in

Compare the manufacturer part number, dimensions, fitment, voltage, material, and included components with your application before ordering.

Enjoy free standard shipping on all U.S. orders, including Alaska, Puerto Rico, Guam, U.S. territories and protectorates, and eligible P.O. boxes.

Payment & Security

Payment methods

  • Amazon
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • USDC
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.