The pad is sized to fit a common 1-1/2" deep 4S electrical box.
It d. 20 +. .
Firestop Acoustical Putty Pads may also be used through penetrations for wire, cable, etc. It is a labor saving replacement for putty pads in normal applications. For Fabric; For Paper; For Exterior Wood; Drapery Tags; Firestopping. 0.0.
Please reference the Table 3 on page 5 for specific approvals for metallic electrical boxes that exceed 16 sq. Description. Thickness: 1/8". For 4-11/16" Sq. Thickness: 1/8" (3.5mm) Size: 7.25" by 7.25. Available for multiple sizes to fit into varying socket boxes housing electrical wires. Reference#: 73458. Metacaulk Box Guards: Cover-Guards are single component fire-rated gaskets for use in electrical outlet boxes on fire-rated walls. These are a non-hardening, intumescent compound designed to seal through-penetrations as wel. cm.) Pads provide easy application to electrical boxes or other penetrations. Information regarding the use of outlet boxes in fire-rated floor/ceiling and roof/ceiling assemblies can be found on page 4 in . Add to cart. Designed to prevent the spread of fire, smoke and noxious gasses, this intumescent material comes ready to use in convenient 1/10" (2.54 mm) thick pads that are conformable by hand with no .
deep UL Listed Nonmetallic Outlet Boxes manufactured by Thomas & Betts Corp., made of phenolic, Type 2002-738-C and bearing a 2 hr rating under the "Outlet Boxes and Fittings Classified for Fire Resistance" category in the Fire Resistance Directory. . Fire stop putty pads are designed to protect electrical outlet boxes. Using Putty Pads . Putty Pads are non-curing, 7" x 7" x 1/8" moldable pads that are applied to the backside of electrical boxes to maintain the integrity of 1 & 2 hour fire rated gypsum walls. Only one pad thickness (1/8") needed for a 1-2hr. Again, all boxes larger than 16 sq. Pre-cut putty pads designed to reinstate the fire performance of the compartment wall when penetrated by electrical outlets. Replace and secure the face plate. Putty Pads provides acoustical sealant for wall penetrations in the form of a release lined pad that is ease to apply to electrical boxes or other penetrates. Description. Allow pipe movement by wrapping penetrants with putty pads prior to pouring in firestop mortar. The 2018 version of NFPA 101 did clarify this. For 1-Gang handy boxes (or 3" x 2" switch boxes) insert half of one UFSI, and use the other half for the next box. * (UL441 per ASTM E90) Fire Rating: 1 to 2 hours. Package: 20 pads per box.
Acoustic fire and sound trap linings tested to BS476 Part 22 . They are designed as a joint filler and void sealer. in area and that are not listed for use in fire resistance rated assemblies should be permitted provided the area of any such openings does not exceed 100 sq. Country of Origin is subject to change. boxes, place one full UFSI and half of another UFSI anywhere inside the box. 3M Fire Barrier Moldable Putty Pads MPP+ won't dry out or crumble Fire Barrier Products Putty, Putty Pads, and Putty Sticks Flexible putty has intumescent and endothermic properties and molds easily into penetrations. FEATURES: Putty Pads are non-curing, 7" x 7" x 1/8" moldable pads that are applied to the backside of electrical boxes to maintain the integrity of 1 & 2 hour fire rated gypsum walls. Applications include in multi-family and commercial construction.
Using the latest The thicker pad increases sound isolation performance as well as the fire rating.ORIGINAL PRICE 7x7 1pc cost $7 . Orbit's UFSI even works when conduit terminates at . Provides up to 4-hours of fire protection.
Putty Pads are used on electrical boxes to maintain the hourly rating of fire-rated walls Bunker Survival Game When compressed into a ball, Nutty Putty bounces 7 best free SSH Client for windows (1) PuTTy Putty tool is free implementation of ssh,very simple in use and uses very less resources on Windows system environment Powered by Shopify exe .
Easy to install. It also has good sound insulation properties.
Putty Pads are available as a 7" x 7" poly release faced pad for protection of recessed electrical boxes and as a through-penetration sealant.
Astroflame's Socket Box Inserts, are manufactured from halogen free, low smoke, fire resistant, mineral fibre material and are designed to maintain the fire performance of partition (stud) wall constructions when penetrated by steel or plastic electrical back boxes. They are made to seal around electrical boxes in fire-rated walls. SKU: FSPAD Model: FSPAD. Replace and secure the face plate. Write a Review. Double Socket Box Putty Pad Fire Protection Electrical Fire Safety 18th Edition. Water-resistant.
in area and that are not listed for use in fire resistance rated assemblies should be permitted provided the area of any such openings does not exceed 100 sq. In fire conditions, putty pads expand to form an intumescent char that encloses the electrical box and . Hilti CP 617 Firestop Putty Pad 1701703mm Box Of 20. Strips of the pad may be cut off and packed around any wall opening. Essentially I've come across three practical options with 101 and IBC, which includes using a backbox which is (1) tested/listed for use in fire-resistive construction, (2) separated by 24 inches minimum, or (3) installed with puddy pads on both back-to-back electrical boxes. 20 pads/box : 0.1875'' (4.76 mm) 7.25'' (184 mm) 7.25 . of enclosure wall area. $23.82 /EA QTY Add to cart. UTILITY. Type MPP+ moldable putty pads for use with max 4 by 3-1/4 by 3-3/4 in. Item#: SSP9S. Designed to prevent the spread of fire, smoke and noxious gasses, this intumescent material comes ready to use in convenient 1/10 in (2.54 mm) thick pads that are conformable by hand with no mixing or tools. The metallic outlet or switch boxes should be securely fastened to the studs and the opening in the wallboard facing should be cut so that the clearance between the box and the wallboard does not exceed 1/8 in.
Pads are firestop tested up to 4 hours. The Putty Pad is a non-setting, flexible, hand workable, re-useable and re . UTILITY.
UL evaluates both metallic and nonmetallic outlet and switch boxes for use in fire-resistant rated Boxes installed with . Specifications ASTM-E90 UL classified 2 Hour fire rating Specifications ASTM-E90 UL classified 2 Hour fire rating
Fire Barrier Putty: Red-Brown, Pad, 9 1/2 in L x 9 1/2 in W Size, Up to 4 hr Item # 5ZM24 Mfr.
Coloured light red to indicate its fire capabilities. This video shows how to properly install Hilti CP617 firestop putty pads in line with BS standards to protect electrical boxes and switches in drywalls. Maintains acoustical ratings per ASTM C 919 and ASTM E 497. 800-782-5742 Talk to an . Putty pads isolate plastic pipes from concrete or mortar to help speed reaction of intumescent materials. By breaking the path to ground, they can help prevent galvanic corrosion. No other product is . Easily moldable and reusable firestop putty designed to help create a fire and smoke barrier around cables and metal pipes $700.00 Compare CP 617 Firestop Putty Pad ultimate Moldable firestop putty to help protect electrical outlet boxes, junction boxes and washer/dryer boxes From $300.00 Compare CFS-D 1'' Firestop putty disc ultimate
Openings for steel electrical boxes not exceeding 16 sq. square boxes). Can be moulded and used internally and externally around the electrical boxes. Metal or non-metallic Outlet Boxes: UPC : 021449664752: Interleaved : 10021449664759: Application : Use Metacaulk Putty Pads to protect metal electrical cabinets, outlet boxes and mechanical cabinets, to maintain hourly rating of fire-rated walls with electrical outlet boxes & to reduce sound transmission, Do not expose to water.
Fire stop putty pads are designed to protect electrical outlet boxes. Provides up to 4 hours of fire protection for electrical sockets fitted into dry lining walls.
In fire conditions, the pads expand to form and intumescent char that encloses the electrical box and seals off any openings that may allow the spread of flame, smoke, and toxic gases. When applied with outlet boxes, SSP Putty easily works into voids and seams forming a continuous seal against fire and the products of combustion. Amazon.com: putty pads for electrical boxes 1-16 of 111 results for "putty pads for electrical boxes" RESULTS SpecSeal SSP Putty Pads - Case of 20-7-1/4" Square 120 $10575 ($5.29/pads) Get it Mon, Jun 20 - Tue, Jun 21 FREE Shipping Amazon's Choice Sound and Fire Rated Acoustical Putty Pads - Box of 10 150 $7999 Save more with Subscribe & Save
FBL-100 Intumescent Paint; commonly known as "putty pads" or "insert pads." . Part #: F4P FSPP | Stock Code: 0309-6057. (103 sq.
Features & Benefits. 3M Fire Barrier Moldable Putty Pads MPP+ are a one-part firestop material used in various fire-rated assemblies, such as electrical box protection. Top-selling electrical putty pads designed with intumescent for dry lining boxes. A one-part, ready-to-use, re-enterable, intumescent putty that can be easily formed to firestop metallic and non-metallic electrical boxes in, wall-openings and through penetrations in fire-rated assemblies. Shop by category. Installation is simple: Remove the face plate of the electrical socket box. . Fire Stopping Putty Pad. (2005), and EN1364-1 (1999), achieving up to 84 minutes protection in plastic boxes. in.) in. All surfaces must be clean, free from dirt, grease and other contamination. Item#: SSP9S.
UNIQUE Factory Installers/Contractors - Login. Metacaulk Cover Guard is a single component, fire-rated gasket for use with electrical boxes to comply with the "24 inch rule".
Using Putty Pads . Show 6 per page Show 32 per page Show 64 per page Show 100 per page Show All per page. In fire conditions, putty pads expand to form an intumescent char that encloses the electrical box and . Sound Putty is designed for those who seek perfection in their soundproofing project. Outlet boxes are known sound leaks in wall and ceiling assemblies.
Hilti Firestop Box Insert can be installed on steel boxes up to 4-11/16" x 4-11/16" and 4-1/2" x 8-1/2".
Mould the pre-formed putty pads into the back of the box and around the cables. Acoustical Putty Pads are UL classified for both non-metallic and metallic outlet boxes to prevent the spread of smoke, fire and toxic gases.
The surface area of individual metallic outlet or switch boxes should not exceed 16 sq in. Fire stop putty pads are designed to protect electrical outlet boxes. Highlights: UNIQUE Putty Pads are 7" x 7" x 1/8" intumescent firestopping pads. in. Putty Pad is a moldable fire-rated intumescent putty material. should be protected in some manner regardless of spacing on opposite sides of wall.
The pad is conveniently sized to fit standard single or double gang boxes with no cutting or piercing required. Model # SSP9S UNSPSC # 46191503 Catalog Page # 1884 1884 Country of Origin USA. in. Fire Stopping Putty Pad. .
The insert will also provide resistance to the passage of sound and air . UL classified. The Putty Pad is a non-setting flexible intumescent pad based on a . It is extremely flexible and easily fitted in seconds for all types of dry lining switches and socket boxes, saving valuable installation time. Location. (103 sq. Oct 25, 2015. 718.3.1 allow glass fiber for draftstop.
Part #: F4P FSPP | Stock Code: 0309-6057. Installation is simple: Remove the face plate of the electrical socket box. NZ Building Code compliant AS1530.4-2014 & AS4072.1-2005 Acoustic Rating STC 68 Protecta Putty Pads have been designed to maintain the fire resistance of plasterboard walls where these are breached by electical switches, sockets and flush boxes (including plastic), even when installed back-to-back.. Applications include in multi-family and commercial construction. (645 sq. Designed to prevent the spread of fire, smoke and noxious gasses, this intumescent material comes ready to use in convenient 1/10" (2.54 mm) thick pads that are conformable by hand with no mixing or tools. CA. $577.00 CP 617 Firestop Putty Pad ultimate Moldable firestop putty to help protect electrical outlet boxes, junction boxes and washer/dryer boxes From $230.00 CFS-D 1'' Firestop putty disc ultimate Self-adhesive discs of firestop putty for single cables, conduits and bundles in openings up to 1" From $100.00 CP 619 T Firestop putty roll ultimate Non-Hardening, permanently resilient.
Putty pads are highly water-resistant. Insert the pad into the socket back box so that the pad completely covers the back and sides.
in. Skip to main content. Country of Origin is subject to change. The Firesure Putty Pads for Sockets and Switches has been designed to prevent the passage of fire through the socket and switch boxes and will reinstate the fire rating of the partition for up to two hours. This product will ensure that your wall retains it's STC performance by sealing acoustical leaks that may occur through small holes or openings such as electrical outlets.
STI SpecSeal SSP Firestop Putty excels at sealing cabling penetrations and outlet boxes. Putty pads are sized to cover standard size outlet boxes and are designed to work with sound rated wall assemblies. Acoustical Consultants. Fin/Blade . Recessed Boxes in Fire-rated Walls Using Firestop Putty Pads, Box Inserts, Cover Plate Gaskets and Endothermic Mats By John Valiulis, IFC Technical Director A penetration that affects only one side of a rated wall is referred to as a membrane penetration.
It d. 20 +. .
Firestop Acoustical Putty Pads may also be used through penetrations for wire, cable, etc. It is a labor saving replacement for putty pads in normal applications. For Fabric; For Paper; For Exterior Wood; Drapery Tags; Firestopping. 0.0.
Please reference the Table 3 on page 5 for specific approvals for metallic electrical boxes that exceed 16 sq. Description. Thickness: 1/8". For 4-11/16" Sq. Thickness: 1/8" (3.5mm) Size: 7.25" by 7.25. Available for multiple sizes to fit into varying socket boxes housing electrical wires. Reference#: 73458. Metacaulk Box Guards: Cover-Guards are single component fire-rated gaskets for use in electrical outlet boxes on fire-rated walls. These are a non-hardening, intumescent compound designed to seal through-penetrations as wel. cm.) Pads provide easy application to electrical boxes or other penetrations. Information regarding the use of outlet boxes in fire-rated floor/ceiling and roof/ceiling assemblies can be found on page 4 in . Add to cart. Designed to prevent the spread of fire, smoke and noxious gasses, this intumescent material comes ready to use in convenient 1/10" (2.54 mm) thick pads that are conformable by hand with no .
deep UL Listed Nonmetallic Outlet Boxes manufactured by Thomas & Betts Corp., made of phenolic, Type 2002-738-C and bearing a 2 hr rating under the "Outlet Boxes and Fittings Classified for Fire Resistance" category in the Fire Resistance Directory. . Fire stop putty pads are designed to protect electrical outlet boxes. Using Putty Pads . Putty Pads are non-curing, 7" x 7" x 1/8" moldable pads that are applied to the backside of electrical boxes to maintain the integrity of 1 & 2 hour fire rated gypsum walls. Only one pad thickness (1/8") needed for a 1-2hr. Again, all boxes larger than 16 sq. Pre-cut putty pads designed to reinstate the fire performance of the compartment wall when penetrated by electrical outlets. Replace and secure the face plate. Putty Pads provides acoustical sealant for wall penetrations in the form of a release lined pad that is ease to apply to electrical boxes or other penetrates. Description. Allow pipe movement by wrapping penetrants with putty pads prior to pouring in firestop mortar. The 2018 version of NFPA 101 did clarify this. For 1-Gang handy boxes (or 3" x 2" switch boxes) insert half of one UFSI, and use the other half for the next box. * (UL441 per ASTM E90) Fire Rating: 1 to 2 hours. Package: 20 pads per box.
Acoustic fire and sound trap linings tested to BS476 Part 22 . They are designed as a joint filler and void sealer. in area and that are not listed for use in fire resistance rated assemblies should be permitted provided the area of any such openings does not exceed 100 sq. Country of Origin is subject to change. boxes, place one full UFSI and half of another UFSI anywhere inside the box. 3M Fire Barrier Moldable Putty Pads MPP+ won't dry out or crumble Fire Barrier Products Putty, Putty Pads, and Putty Sticks Flexible putty has intumescent and endothermic properties and molds easily into penetrations. FEATURES: Putty Pads are non-curing, 7" x 7" x 1/8" moldable pads that are applied to the backside of electrical boxes to maintain the integrity of 1 & 2 hour fire rated gypsum walls. Applications include in multi-family and commercial construction.
Using the latest The thicker pad increases sound isolation performance as well as the fire rating.ORIGINAL PRICE 7x7 1pc cost $7 . Orbit's UFSI even works when conduit terminates at . Provides up to 4-hours of fire protection.
Putty Pads are used on electrical boxes to maintain the hourly rating of fire-rated walls Bunker Survival Game When compressed into a ball, Nutty Putty bounces 7 best free SSH Client for windows (1) PuTTy Putty tool is free implementation of ssh,very simple in use and uses very less resources on Windows system environment Powered by Shopify exe .
Easy to install. It also has good sound insulation properties.
Putty Pads are available as a 7" x 7" poly release faced pad for protection of recessed electrical boxes and as a through-penetration sealant.
Astroflame's Socket Box Inserts, are manufactured from halogen free, low smoke, fire resistant, mineral fibre material and are designed to maintain the fire performance of partition (stud) wall constructions when penetrated by steel or plastic electrical back boxes. They are made to seal around electrical boxes in fire-rated walls. SKU: FSPAD Model: FSPAD. Replace and secure the face plate. Write a Review. Double Socket Box Putty Pad Fire Protection Electrical Fire Safety 18th Edition. Water-resistant.
in area and that are not listed for use in fire resistance rated assemblies should be permitted provided the area of any such openings does not exceed 100 sq. In fire conditions, putty pads expand to form an intumescent char that encloses the electrical box and . Hilti CP 617 Firestop Putty Pad 1701703mm Box Of 20. Strips of the pad may be cut off and packed around any wall opening. Essentially I've come across three practical options with 101 and IBC, which includes using a backbox which is (1) tested/listed for use in fire-resistive construction, (2) separated by 24 inches minimum, or (3) installed with puddy pads on both back-to-back electrical boxes. 20 pads/box : 0.1875'' (4.76 mm) 7.25'' (184 mm) 7.25 . of enclosure wall area. $23.82 /EA QTY Add to cart. UTILITY. Type MPP+ moldable putty pads for use with max 4 by 3-1/4 by 3-3/4 in. Item#: SSP9S. Designed to prevent the spread of fire, smoke and noxious gasses, this intumescent material comes ready to use in convenient 1/10 in (2.54 mm) thick pads that are conformable by hand with no mixing or tools. The metallic outlet or switch boxes should be securely fastened to the studs and the opening in the wallboard facing should be cut so that the clearance between the box and the wallboard does not exceed 1/8 in.
Pads are firestop tested up to 4 hours. The Putty Pad is a non-setting, flexible, hand workable, re-useable and re . UTILITY.
UL evaluates both metallic and nonmetallic outlet and switch boxes for use in fire-resistant rated Boxes installed with . Specifications ASTM-E90 UL classified 2 Hour fire rating Specifications ASTM-E90 UL classified 2 Hour fire rating
Fire Barrier Putty: Red-Brown, Pad, 9 1/2 in L x 9 1/2 in W Size, Up to 4 hr Item # 5ZM24 Mfr.
Coloured light red to indicate its fire capabilities. This video shows how to properly install Hilti CP617 firestop putty pads in line with BS standards to protect electrical boxes and switches in drywalls. Maintains acoustical ratings per ASTM C 919 and ASTM E 497. 800-782-5742 Talk to an . Putty pads isolate plastic pipes from concrete or mortar to help speed reaction of intumescent materials. By breaking the path to ground, they can help prevent galvanic corrosion. No other product is . Easily moldable and reusable firestop putty designed to help create a fire and smoke barrier around cables and metal pipes $700.00 Compare CP 617 Firestop Putty Pad ultimate Moldable firestop putty to help protect electrical outlet boxes, junction boxes and washer/dryer boxes From $300.00 Compare CFS-D 1'' Firestop putty disc ultimate
Openings for steel electrical boxes not exceeding 16 sq. square boxes). Can be moulded and used internally and externally around the electrical boxes. Metal or non-metallic Outlet Boxes: UPC : 021449664752: Interleaved : 10021449664759: Application : Use Metacaulk Putty Pads to protect metal electrical cabinets, outlet boxes and mechanical cabinets, to maintain hourly rating of fire-rated walls with electrical outlet boxes & to reduce sound transmission, Do not expose to water.
Fire stop putty pads are designed to protect electrical outlet boxes. Provides up to 4 hours of fire protection for electrical sockets fitted into dry lining walls.
In fire conditions, the pads expand to form and intumescent char that encloses the electrical box and seals off any openings that may allow the spread of flame, smoke, and toxic gases. When applied with outlet boxes, SSP Putty easily works into voids and seams forming a continuous seal against fire and the products of combustion. Amazon.com: putty pads for electrical boxes 1-16 of 111 results for "putty pads for electrical boxes" RESULTS SpecSeal SSP Putty Pads - Case of 20-7-1/4" Square 120 $10575 ($5.29/pads) Get it Mon, Jun 20 - Tue, Jun 21 FREE Shipping Amazon's Choice Sound and Fire Rated Acoustical Putty Pads - Box of 10 150 $7999 Save more with Subscribe & Save
FBL-100 Intumescent Paint; commonly known as "putty pads" or "insert pads." . Part #: F4P FSPP | Stock Code: 0309-6057. (103 sq.
Features & Benefits. 3M Fire Barrier Moldable Putty Pads MPP+ are a one-part firestop material used in various fire-rated assemblies, such as electrical box protection. Top-selling electrical putty pads designed with intumescent for dry lining boxes. A one-part, ready-to-use, re-enterable, intumescent putty that can be easily formed to firestop metallic and non-metallic electrical boxes in, wall-openings and through penetrations in fire-rated assemblies. Shop by category. Installation is simple: Remove the face plate of the electrical socket box. . Fire Stopping Putty Pad. (2005), and EN1364-1 (1999), achieving up to 84 minutes protection in plastic boxes. in.) in. All surfaces must be clean, free from dirt, grease and other contamination. Item#: SSP9S.
UNIQUE Factory Installers/Contractors - Login. Metacaulk Cover Guard is a single component, fire-rated gasket for use with electrical boxes to comply with the "24 inch rule".
Using Putty Pads . Show 6 per page Show 32 per page Show 64 per page Show 100 per page Show All per page. In fire conditions, putty pads expand to form an intumescent char that encloses the electrical box and . Sound Putty is designed for those who seek perfection in their soundproofing project. Outlet boxes are known sound leaks in wall and ceiling assemblies.
Hilti Firestop Box Insert can be installed on steel boxes up to 4-11/16" x 4-11/16" and 4-1/2" x 8-1/2".
Mould the pre-formed putty pads into the back of the box and around the cables. Acoustical Putty Pads are UL classified for both non-metallic and metallic outlet boxes to prevent the spread of smoke, fire and toxic gases.
The surface area of individual metallic outlet or switch boxes should not exceed 16 sq in. Fire stop putty pads are designed to protect electrical outlet boxes. Highlights: UNIQUE Putty Pads are 7" x 7" x 1/8" intumescent firestopping pads. in. Putty Pad is a moldable fire-rated intumescent putty material. should be protected in some manner regardless of spacing on opposite sides of wall.
The pad is conveniently sized to fit standard single or double gang boxes with no cutting or piercing required. Model # SSP9S UNSPSC # 46191503 Catalog Page # 1884 1884 Country of Origin USA. in. Fire Stopping Putty Pad. .
The insert will also provide resistance to the passage of sound and air . UL classified. The Putty Pad is a non-setting flexible intumescent pad based on a . It is extremely flexible and easily fitted in seconds for all types of dry lining switches and socket boxes, saving valuable installation time. Location. (103 sq. Oct 25, 2015. 718.3.1 allow glass fiber for draftstop.
Part #: F4P FSPP | Stock Code: 0309-6057. Installation is simple: Remove the face plate of the electrical socket box. NZ Building Code compliant AS1530.4-2014 & AS4072.1-2005 Acoustic Rating STC 68 Protecta Putty Pads have been designed to maintain the fire resistance of plasterboard walls where these are breached by electical switches, sockets and flush boxes (including plastic), even when installed back-to-back.. Applications include in multi-family and commercial construction. (645 sq. Designed to prevent the spread of fire, smoke and noxious gasses, this intumescent material comes ready to use in convenient 1/10" (2.54 mm) thick pads that are conformable by hand with no mixing or tools. CA. $577.00 CP 617 Firestop Putty Pad ultimate Moldable firestop putty to help protect electrical outlet boxes, junction boxes and washer/dryer boxes From $230.00 CFS-D 1'' Firestop putty disc ultimate Self-adhesive discs of firestop putty for single cables, conduits and bundles in openings up to 1" From $100.00 CP 619 T Firestop putty roll ultimate Non-Hardening, permanently resilient.
Putty pads are highly water-resistant. Insert the pad into the socket back box so that the pad completely covers the back and sides.
in. Skip to main content. Country of Origin is subject to change. The Firesure Putty Pads for Sockets and Switches has been designed to prevent the passage of fire through the socket and switch boxes and will reinstate the fire rating of the partition for up to two hours. This product will ensure that your wall retains it's STC performance by sealing acoustical leaks that may occur through small holes or openings such as electrical outlets.
STI SpecSeal SSP Firestop Putty excels at sealing cabling penetrations and outlet boxes. Putty pads are sized to cover standard size outlet boxes and are designed to work with sound rated wall assemblies. Acoustical Consultants. Fin/Blade . Recessed Boxes in Fire-rated Walls Using Firestop Putty Pads, Box Inserts, Cover Plate Gaskets and Endothermic Mats By John Valiulis, IFC Technical Director A penetration that affects only one side of a rated wall is referred to as a membrane penetration.