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Watts PLT-35 Potable Water Expansion Tank 3
18th Jul 2026, 09:32 AM

Watts PLT-35 Potable Water Expansion Tank, 3 /4 In Male Inlet Connection, 14 Gallon Tank Volume, Pre-Charged at 20 PSI, Copper-lined Steel, 150 PSI Max, Field Adjustable

Price may vary by location, shipping cost, and availability.
Highest: $603.82
Average: $536.89
Lowest: $448.39

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Based our analysis and observation, there is 60.40% chance that the price of Watts PLT-35 Potable Water Expansion Tank 3... will increase. Price of product might fluctuate around 3% from current price.*

Price History Graph

Offer Price Prices
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Price History Information

You can check the price history of Watts PLT-35 Potable Water Expansion Tank, 3 /4 In Male Inlet Connection, 14 Gallon Tank Volume, Pre-Charged at 20 PSI, Copper-lined Steel, 150 PSI Max, Field Adjustable here. This product's current Price in USA is $485.59. The average and highest prices are $536.89 and $603.82 respectively.

Lowest Ever Price $448.39
27th Jun 2026
Average Price $536.89
Based on 162 days price tracking
Highest Price $603.82
27th Mar 2026

Current Price in USA

Price $485.59

Recent Price Drops on Watts PLT-35 Potable Water Expansion Tank, 3 /4 In Male Inlet Connection, 14 Gallon Tank Volume, Pre-Charged at 20 PSI, Copper-lined Steel, 150 PSI Max, Field Adjustable

Price Drop 26th Jun 2026
$483.84 $448.39
7.33% drop
Price Drop 18th Jun 2026
$537.95 $483.84
10.06% drop

Product Information

Details

Product Name Watts PLT-35 Potable Water Expansion Tank, 3 /4 In Male Inlet Connection, 14 Gallon Tank Volume, Pre-Charged at 20 PSI, Copper-lined Steel, 150 PSI Max, Field Adjustable
Store Product Code B0035J4WA2
Store Name amazon.com
Rating 9.4 / 10
Category Water Heaters
Product Manufacturer Watts
Model Number PLT-35
Dimensions 23 x 16.5 x 16.5 inches

Features

  • WATER EXPANSION TANK: The Watts PLT Series potable water expansion tank is used on gas, oil, or electric, direct-fired, residential water heater and hot water storage tank applications to absorb the increased volume of water created by thermal expansion.
  • COMPREHENSIVE FEATURES: This field-adjustable steel tank is air pre-charged at 20 psi, has a volume of 14 gallons, and 3/4 inch male inlet connection. The maximum pressure is 150 psi (10 bar).
  • DURABLE CONSTRUCTION: Designed with a Food and Drug Administration-approved polypropylene liner and Butyl rubber diaphragm, copper-lined steel, and an expansion membrane that prevents air-to-water contact in the tank, ensuring a long system life.
  • SAVE TIME AND TROUBLE: Our potable water expansion tank also maintains balanced pressure throughout the water supply system by keeping system pressure below the T&P relief valve setting. IAPMO listed and ANSI/NSF 61 certified.
  • EVERY DROP COUNTS: Water. It's in our name and close to our hearts. Since 1874, Watts Water Technologies has been delivering innovative technologies that make the world's most precious resource safe and accessible. Everything we design is made to keep the Earth's most precious resource safer, cleaner, and more useful for our customers. Our family of brands offers one of the most varied product lines in the world, with world-class, water-related solutions.

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Rating and Reviews

9.4 Based on 445 reviews

Watts PLT-35 Potable Water Expansion Tank 3 has 9.4 rating out of 10. This average rating is consist of 445 individual ratings. You can rate this product at product review page.

* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.