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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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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

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

Product ID: 304850905

Details

Material
Brand
Rectorseal
Style
Compact
Item Weight
0.42 Pounds
Item dimensions L x W x H
5.1 x 5.1 x

💧Water resistant formula

🔧2000 psi gas pressure rating

🕒Flexible set cure time

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€ 53.97

Duties & taxes included

In stock

Sold byAmazon SpainDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔵 Seal like a pro, secure like a boss.

DURABLE FLEXIBLE SEAL - PTFE-based formula ensures a flexible, long-lasting seal that adapts to temperature shifts (20°F–140°F).
PROUDLY MADE IN THE USA - Crafted with quality and trust, supporting American manufacturing standards.
UNMATCHED PRESSURE PERFORMANCE - Handles up to 2000 psi gas and 10,000 psi liquid pressure for ultimate reliability.
PRECISION APPLICATION BRUSH TOP - Compact 4 oz can with built-in brush for mess-free, exact sealant application every time.
VERSATILE SURFACE COMPATIBILITY - Seals metal, plastic, and rubber threads seamlessly—one product, multiple uses.

Rectorseal 31631 Tru-Blu Pipe Thread Sealant is a high-performance, blue PTFE liquid designed for professional-grade sealing on metal, plastic, and rubber threads. Withstanding gas pressures up to 2000 psi and liquid pressures up to 10,000 psi, it offers a flexible, water-resistant seal that cures reliably within a broad temperature range. Its compact brush-top can ensures precise application, making it the go-to choice for millennial managers who demand efficiency and durability in their plumbing solutions.

Specifications

ASIN	B0012YO0Z4
Best Sellers Rank	#175,044 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #411 in Digital Calipers
Brand	Rectorseal
Brand Name	Rectorseal
Colour	Blue
Compatible Material	Metal, Plastic, Rubber
Country of Publication	USA
Global Trade Identification Number	00021449316316
Item Dimensions	5.1 x 5.1 x 8.9 Centimeters
Item Form	Liquid
Item Weight	0.42 Pounds
Item dimensions L x W x H	5.1 x 5.1 x 8.9 Centimeters
Manufacturer	Rectorseal
Manufacturer Part Number	31631
Material	Polytetrafluoroethylene
Material Type	Polytetrafluoroethylene
Model	31631
Style	Compact
Style Name	Compact
Surface Recommendation	Metal, Plastic, Rubber
UPC	021449316316
Water Resistance Level	Water Resistant

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