Pecora XL-PERM: Air, Vapor & Water Resistive Barrier System

Easy Four Step Solution for an Energy Efficient Wall System

Fully engineered and compatible products that work in tandem to provide complete air, vapor and water barrier protection for your building envelope.

Assured Continuity of Air, Vapor and Water Resistive Barrier Systems
Products can be used together as a system or independently as needed.

Pecora XL-Flash STPU Fast Curing Liquid Flashing /Joint Filler – A unique one part, fast curing, non-sag elastomeric STPU gun grade, trowelable liquid flashing and joint sealant specially formulated for the air and vapor barrier industry.

Pecora XL-Perm ^ULTRA VP Fluid Applied STPU – Applied in a single coat via airless sprayer or roller, this durable elastomeric weatherproofing membrane provides two to three times the coverage of other fluid applied products. XL- Perm ^ULTRA VP has excellent elasticity and crack bridging capabilities contributing to a seamless, durable, and airtight building envelope. It can also be used on damp substrates and green concrete.

Pecora XL-Perm ^ULTRA NP Fluid Applied STPU – The only non-asphaltic STPU based non-permeable air barrier on the market today. Primer-less application, can be sprayed or rolled in one single application. Excellent weatherability, UV and water resistant for up to 1 year. The XL- Perm ^ULTRA NP eliminates construction delays because it can be applied during inclement weather, used on damp substrates and green concrete.

Pecora ProPerm VP – Applied in a single coat this water based, fluid applied air barrier membrane provides superior protection from moisture vapor and air intrusion contributing to a seamless durable airtight building envelope. Pecora ProPerm VP is ideal for use on concrete block, concrete, exterior gypsum sheathing, plywood, OSB and many other common building materials.

Meets performance requirements of NFPA 285

Pecora AVB Silicone Sealant/Adhesive – Designed as an integral component for transition seals between dissimilar materials in air, vapor and water resistive barrier systems, offering superior green strength.

Pecora XL-Span 100% Silicone Extruded Transition Membrane – Air and water tight barrier at transitions between building façade components.

Pecora XL-Perm ^ULTRA VP

Application Manual – English | Spanish

Application Details

Guide Specification

UL Certification

Pecora XL-Perm ^ULTRA NP

Application Manual – English

Pecora ProPerm VP

Application Manual- English

Products	Description
Pecora AVB Silicone	One-part, Primerless Silicone Sealant for Air-Vapor Barrier Surface Transitions	Datasheets AVB Silicone Data Sheet - 12/18/18 AVB Silicone Spanish Data Sheet - 12/18/18	Sds AVB SILICONE SDS - 3/2/16	Color Chart	Brochure Air Barrier Brochure - 2/26/19	Tech Bulletin pec 189 pecora avb sealant adhesion to air and vapor membranes 3-22-16 - 3/22/16 Tech Bulletin 88 Field Adhesion Testing Log rev7-11 - 1/6/16 Tech Bulletin 74 Cleaning Nonporous Substrates - 1/6/16 Tech Bulletin 54 Adhesion Testing - 1/6/16 Tech Bulletin 23 Adhesion Peel Test - 1/6/16 P10134 Tech-Bulletin 85 WEB-REV-10.22.19 GWM.doc - 10/22/19
ProPerm VP	Water Based, Fluid Applied Air, Vapor and Water Barrier	Datasheets ProPerm VP Data Sheet - 3/3/20	Sds ProPerm VP SDS - 4/4/19	Color Chart	Brochure	Tech Bulletin
XL-Flash	STPU Liquid Applied Flashing and Joint Filler	Datasheets Pecora XL-Flash Data Sheet - 8/29/19 Pecora XL-Flash Spanish Data Sheet - 12/19/18	Sds XL-Flash SDS - 7/1/20 Pecora XL Flash SDS Spanish - 7/1/20 Pecora XL Flash SDS French - 7/1/20	Color Chart	Brochure Air Barrier Brochure - 2/26/19	Tech Bulletin P10134 Tech-Bulletin 85 WEB-REV-10.22.19 GWM.doc - 10/22/19
XL-Perm Ultra NP	Fluid Applied, Non-Permeable STPU Air, Vapor and Water Barrier	Datasheets XL-Perm Ultra NP Data Sheet - 3/3/20 XL-Perm Ultra NP Spanish Data Sheet - 2/20/19	Sds XL-Perm ULTRA NP SDS - 2/13/19	Color Chart	Brochure Air Barrier Brochure - 2/26/19	Tech Bulletin
XL-Perm Ultra VP	Fluid Applied, Permeable STPU Air, Vapor and Water Barrier	Datasheets XL-Perm Ultra VP Data Sheet - 3/3/20 XL-Perm Ultra VP Spanish Data Sheet - 12/19/18	Sds XL-PERM ULTRA VP SDS - 12/29/15	Color Chart	Brochure Air Barrier Brochure - 2/26/19	Tech Bulletin P10134 Tech-Bulletin 85 WEB-REV-10.22.19 GWM.doc - 10/22/19
XL-Span	100% Pre-formed Silicone Transition Membrane	Datasheets XL-SPAN Data Sheet - 6/20/19 XL-SPAN Spanish Data Sheet - 2/20/19	Sds	Color Chart	Brochure Air Barrier Brochure - 2/26/19	Tech Bulletin

Updated within past 30 days.

Pecora's goal is to provide our customers with comprehensive solutions - not just products. Pecora's experienced technical services representatives and sales representatives are available to answer your questions concerning sealant selection, requirements and recommendations on a per job basis. We also offer complete technical support.

Distributor/Sales Rep Locator

Distributor

Sales Rep

Technical Services

Let our tech service experts help make your project a success.

Click or call (800) 523-6688.

Pecora Calculator

Calculate material needs for Coatings, Sealants and Air Barriers.

Launch Calculator

Pecora Calculator

Coatings

Sealants

Air Barrier

Enter Data:
Select Product

Required Dry Mil Coverage (mils)

Total Sq. Ft. Of Project

Estimated Waste (%):

Coverage Rate(Wet):
Sq. Ft./Gallon

Mills

Materials Required
Gallons

Estimating Made Easy

Make estimating the amount of sealant needed, for a wide range of projects, easy with Pecora's help. Use our convenient sealant calculator.

Single Joint Rectangular

Multiple Joints Rectangular

Single Joint Cylindrical

Multiple Joints Cylindrical

Primer Coverage

Enter Data:		Results
Width (in.)		Gallons
Depth (in.)		10.1 oz. Cartridges
Linear Ft.		2 Gallon Pails
Estimated waste (%)		5 Gallon Pails
		Sausage Packs
		1.5 Gallon Units
		1 Qt. Cartridges

Enter Data:				Results
	Width (in.)	Depth (in.)	Lin. Ft.
Joint 1				Gallons
Joint 2				10.1 oz. Cartridges
Joint 3				2 Gallon Pails
Joint 4				5 Gallon Pails
Joint 5				Sausage Packs
Estimated Waste (%):				1.5 Gallon Units
				1 Qt. Cartridges
				55 Gallon Drums

Choose one of the Calculators below:

XL-Flash - Window Openings

XL-Flash - Sheathing Seams and Penetrations

XL-Perm Ultra VP

XL-Perm Ultra NP

ProPerm VP

Enter Data:		Results
Substrate		Gallons Required
Total Sq.Ft. of Project		#5 Gallon Pails Required

Enter Data:		Results
Substrate		Gallons Required
Total Sq.Ft. of Project		#5 Gallon Pails Required

Enter Data:		Results
Substrate		Gallons Required
Total Sq.Ft. of Project		#5 Gallon Pails Required

To use: Enter values and press "Update" to recalculate. These calculators also update when you tab to the next field or click elsewhere in the page.

Enter Data:		Results
Window Height (in.)		Sausages Required
Window Width (in.)
# of Windows

Enter Data:		Results
Diameter (in.)		Gallons
Linear In.		10.1 oz. Cartridges
Estimated Waste (%):		2 Gallon Pails
		5 Gallon Pails
		Sausage Packs
		1.5 Gallon Units
		1 Qt. Cartridges

Enter Data:		Results
Total Linear Footage of Seams		Total Sq.Ft. of Project
		Sausages Required

Air, Vapor & Water Barrier Products

Pecora XL-PERM: Air, Vapor & Water Resistive Barrier System

Distributor/Sales Rep Locator

Technical Services

Let our tech service experts help make your project a success.

Pecora Calculator

Calculate material needs for Coatings, Sealants and Air Barriers.

Estimating Made Easy