The Best Rigid Insulation Washers of 2023

Galvanized steel washers used to fasten KERDI-BOARD to stud framing

Tabs penetrate the surface of the KERDI-BOARD and temporarily hold the washers in place to enable quick installation of the corresponding screws

200 - Extra strong load spreading 60mm washers designed for fixing and supporting rigid wood/wool insulation boards like Savolit, Pavatex, Celenit and Heraklith, permanently in place. Made from a high density reinforced plastic with a 30% fibreglass fill to increase both strength and rigidity. Designed and made in the UK.

Low profile only 4.2mm when fixed (5.2mm total depth). Textured surface finish helps with the adhesion of Lime Plaster and other finishes.

Suitable for screw size: 4, 5 or 6mm (5mm recommended).

Heat resistance (Max continuous temperature 110C, Max use temperature, short peaks 140C). Flame Rating (3mm) HB - Test method UL94. Chemical inertness.

All of our products are designed and manufactured by ourselves in the UK, using the very latest production technology to ensure that every single part we produce meets our design brief and your requirements.

[Size] - 3.0mm x 8.0mm x 1mm/0.12inch x 0.31inch x 0.04inch(Inner dia x outer dia x thick)

[Function] - Used for motherboard to prevent electrical short from metal to metal contact.

[Feature] - Fit for mother board standoff to use with 3mm (3/25 inch) screw.

[Applications] - Used to distribute loads of threaded bolts, screws and nuts evenly as the fastener is tightened.

[Package Content] - 100Pcs(+/-2%) x Insulating Washer

100 - Extra strong load spreading 60mm washers designed for fixing and supporting rigid wood/wool insulation boards like Savolit, Pavatex, Celenit and Heraklith, permanently in place. Made from a high density reinforced plastic with a 30% fibreglass fill to increase both strength and rigidity. Designed and made in the UK.

Low profile only 4.2mm when fixed (5.2mm total depth). Textured surface finish helps with the adhesion of Lime Plaster and other finishes.

Suitable for screw size: 4, 5 or 6mm (5mm recommended).

Heat resistance (Max continuous temperature 110C, Max use temperature, short peaks 140C). Flame Rating (3mm) HB - Test method UL94. Chemical inertness.

All of our products are designed and manufactured by ourselves in the UK, using the very latest production technology to ensure that every single part we produce meets our design brief and your requirements.

Good for Radiant & Vapor Barriers, Roofing felt, Sheeting, Rigid Board Insulation, and House Wrap

500 QTY

Use with #6 & #8 Screws

Use with #11 & #12 Nails

PROUDLY DESIGNED AND MADE IN THE USA

Plastic caps for use with nails or screws

500 per box

Compatibility: nail sizes #11 & # 12, screw sizes #6 & #8, plastic cap 7/8" Diameter

Use to install: roofing felt, rigid board insulation, sheeting, house wrap, radiant & vapour barriers

Diameter: 1.5"

Mild Steel

Galvanized

Made in America with high quality materials

Pre-spotting prongs

Rigid center

Flexible perimeter reduces tearing

1-3/4" Anchor Plate with 2-1/2" Zinc Wood Screw

1000 Pieces per Box

Used for 2" Insulation Thickness

1-3/4" Anchor Plate with 2" Zinc Wood Screw

1000 Pieces per Box

Used for 1-1/2" Insulation Thickness