can I use this for hot water conxt, and on brass / copper?

Absolutely, I’ve used it for that and also for natural gas and gasoline with excellent results.

I need to connect npt threaded stainless steel male fitting to a plastic female inlet on a water filter. t plus 2 or tru-blu or another sealant?

I typically don’t use anything but Teflon tape on any plastic fittings. Chemicals in liquid or paste sealants could soften the plastic.

Can this be used on gasoline fuel lines

Yes. The Product Document Sheet says it is suitable for use with gasoline, both leaded and unleaded.

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Rectorseal 31631 1/4 Pint Brush Top Tru-Blu Pipe Thread Sea

Rectorseal 31631 1/4 Pint Brush Top Tru-Blu Pipe Thread Sea

Product ID: 262696774

Details

Material
Brand
Rectorseal
Style
Industrial
Item weight
191 g
Item dimensions L x W x H
5.1 x 5.1 x

💪Withstands up to 10,000 psi liquid pressure

🔵PTFE-based blue sealant

🌡️Operates from 20°F to 140°F

AR$76041

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Description

🔧 Seal like a pro, leak like never before!

TEMPERATURE TOUGH - Performs flawlessly in a wide temperature range (20°F–140°F) for year-round use
PRECISION APPLICATION - Convenient brush-top can ensures mess-free, exact sealing every time
VERSATILE COMPATIBILITY - Seals metal, plastic, and rubber pipes with unmatched flexibility
TRUSTED AMERICAN QUALITY - Proudly made in the USA, delivering consistent, professional-grade results
INDUSTRIAL GRADE STRENGTH - Handles extreme pressures up to 10,000 psi for ultimate reliability

Rectorseal 31631 is a premium blue PTFE pipe thread sealant designed for industrial use, offering exceptional pressure resistance up to 10,000 psi and reliable performance across a broad temperature range. Its brush-top can enables precise application on metal, plastic, and rubber surfaces, making it a trusted choice for professionals seeking durable, water-resistant pipe sealing solutions made in the USA.

Specifications

ASIN	B0012YO0Z4
Best Sellers Rank	#58,554 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #339 in Hardware Sealers
Brand	Rectorseal
Brand Name	Rectorseal
Color	Blue
Compatible Material	Metal, Plastic, Rubber
Customer Reviews	5.0 out of 5 stars 1 Review
Global Trade Identification Number	00021449316316
Included Components	Unit^Instruction Guide
Item Dimensions	5.1 x 5.1 x 8.9 centimeters
Item Form	Liquid
Item Type Name	Pipe Sealant
Item Weight	0.42 Pounds
Item dimensions L x W x H	5.1 x 5.1 x 8.9 centimeters
Item weight	0.42 Pounds
Manufacturer	The Rectorseal Corporation
Material	Polytetrafluoroethylene
Material Type	Polytetrafluoroethylene
Model	31631
Number of Items	1
Part Number	31631
Style	Industrial
Style Name	Industrial
Surface Recommendation	Pipe Surfaces
UPC	021449316316
Unit Count	4 Milliliters
Water Resistance Level	Water Resistant
Water resistance level	Water Resistant

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

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AR$76041

Duties & taxes included

In stock

Sold byAmazon ArgentinaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Argentina.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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