{"product_id":"insulation-washer-insula65","title":"INSULA65 \/ THERMO65 · Washer to fasten insulation to timber","description":"\u003cp\u003eThis is a 65 mm propylene washer that turns an ordinary timber screw into an insulation\nfixing.\u003c\/p\u003e\n\n\u003cp\u003eA screw head on its own is far too small to hold an insulation board. Drive one straight\nthrough and it pulls through the board instead of holding it. The washer gives the screw a\nwide face to bear on, and it does two other things while it is there.\u003c\/p\u003e\n\n\u003ch2\u003eWhat it does\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eThe wide face stops the screw head pulling through the board\u003c\/li\u003e\n  \u003cli\u003eA moulded cover caps the recess over the screw head, so there is no open channel left\n      through the insulation\u003c\/li\u003e\n  \u003cli\u003eThe ribbed face gives plaster something to key into, if the board is being\n      rendered\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eThe screw is a separate purchase\u003c\/h2\u003e\n\u003cp\u003eThe washer takes Ø6 to Ø8 timber screws. Use\n\u003ca href=\"\/products\/countersunk-timber-screw-snk\"\u003eSNK countersunk timber screws\u003c\/a\u003e, or\n\u003ca href=\"\/products\/countersunk-timber-screw-snk-evo\"\u003eSNK EVO\u003c\/a\u003e if you need the C4 coating\nfor a more exposed position. Both diameters are stocked in a full range of lengths, which\nmatters here because the length is the thing people get wrong.\u003c\/p\u003e\n\n\u003ch2\u003eBefore you fix\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eThe washer does nothing on its own. It needs a screw, and the screw is bought\n      separately\u003c\/li\u003e\n  \u003cli\u003eTimber substrate only. For concrete or brickwork use\n      \u003ca href=\"\/products\/insulation-anchor-isulfix\"\u003eISULFIX\u003c\/a\u003e instead\u003c\/li\u003e\n  \u003cli\u003eScrew length is your insulation thickness plus enough penetration into the timber\n      behind. Getting this wrong is the common error, so work it out before you order\u003c\/li\u003e\n  \u003cli\u003eØ6 to Ø8 screws only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRelated products\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"\/products\/countersunk-timber-screw-snk\"\u003eSNK\u003c\/a\u003e and\n\u003ca href=\"\/products\/countersunk-timber-screw-snk-evo\"\u003eSNK EVO\u003c\/a\u003e timber screws ·\n\u003ca href=\"\/products\/insulation-anchor-isulfix\"\u003eISULFIX\u003c\/a\u003e insulation anchors for concrete\nand brickwork · \u003ca href=\"\/products\/insulation-screw-dwz\"\u003eDWZ\u003c\/a\u003e and\n\u003ca href=\"\/products\/insulation-screw-dgz\"\u003eDGZ\u003c\/a\u003e insulation screws.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003ePrice shown is per box. Select 200 or 700 pieces above.\u003c\/em\u003e\u003c\/p\u003e","brand":"Rothoblaas","offers":[{"title":"INSULA65 — box of 200","offer_id":54924608078166,"sku":"INSULA65","price":44.38,"currency_code":"GBP","in_stock":true},{"title":"THERMO65 — box of 700","offer_id":54924608110934,"sku":"THERMO65","price":155.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1025\/7383\/4582\/files\/THERMOWASHER-1750318121_80faf2dc-bce5-4a0a-be95-1fdc60765a4c.png?v=1786185931","url":"https:\/\/timbasystems.com\/products\/insulation-washer-insula65","provider":"TimbA Systems","version":"1.0","type":"link"}